Corvalol is an affordable and popular medicine that is sold freely in every pharmacy. This is a permanent resident of the home medicine cabinets of most modern citizens. Such a seemingly safe drug with a mild sedative effect, if used incorrectly, can provoke very sad consequences.
What happens if you drink a lot of Corvalol, what does an overdose of this medicine lead to? What actions to take in case of drug intoxication, what are the rules of first aid? Let's study all the guidelines for action.
An overdose of Corvalol can lead to death
Possible consequences
The medicine is taken to improve your condition, not to worsen it.
How then does an overdose of Corvalol occur? Accustoming to phenobarbital and, as a result, a constant increase in dose. Combination with alcohol. Simultaneous use of Corvalol and other sedatives or tranquilizers. Corvalol poisoning occurs when the dose is exceeded. Therefore, let’s consider what dose of a drug can cause a severe overdose.
Corvalol in drops: as a treatment, doctors prescribe the drug in a dosage of 15–20 drops, which can be taken up to three times a day. If you drink a large number of drops, for example 40, then nothing will happen. But, this single dosage is prescribed only by the attending physician if the patient has severe tachycardia.
If a person constantly takes a drug, then he develops an addiction, and it no longer helps him, or rather does not bring the desired effect. It is this factor that becomes the main cause of drug poisoning. Why? The fact is that the drug is inexpensive, so a person who has previously taken it begins to independently increase the dose or takes it more than three times a day.
So how much does it take to overdose? If you drink 10 ml over a short period of time, which is about half the bottle, then the first signs of an overdose appear.
It is necessary to draw your attention to the fact that an overdose can also occur when drinking a small dose. For example, if you take Corvalol tablets with alcohol, other sedatives that are used to treat chronic diseases, as well as when taken simultaneously with drugs that depress the central nervous system.
Corvalol and alcohol:
- Alcohol leads to intoxication, and the drug has a pronounced sedative effect. Therefore, the percentage of overdose development increases.
- Alcoholic drinks affect the central nervous system, just like the drug itself.
If you take the medicine in tablet form and drink an energy drink or alcoholic drink in the evening, an adverse reaction occurs. With a small dosage of the drug and alcohol, you can get by with a simple stomach upset. But, as a rule, in these cases a pronounced adverse reaction occurs.
Shrimp poisoning
In medical practice, the following possible consequences of an overdose of Corvalol are identified:
- bradycardia progresses against the background of a drop in blood pressure;
- concentration decreases;
- the functions of the gastrointestinal tract organs are disrupted, vomiting and constipation are possible;
- a skin allergic reaction develops;
- the risk of cardiovascular failure and cerebral circulatory disorders increases;
- the development of glomerulonephritis and kidney failure is possible.
- in the presence of chronic hepatitis, the risk of progression of organ failure increases.
Complications develop in rare cases, but they cannot be completely excluded.
Severe degrees of overdose with Corvalol are quite dangerous. They can be fatal, even with timely medical care.
An overdose of Corvalol is often complicated by pneumonia and impaired renal function. In the long term, neurological disorders (depression, unsteady gait) may be observed, which are caused by toxic and hypoxic encephalopathy.
In older people, chronic overdose can cause:
- reducing reaction speed;
- memory impairment;
- difficulty thinking;
- impaired coordination of movements.
All of the above often leads to falls in older people, which can lead to fractures.
Side effects
The main causes of negative consequences are an overdose of Corvalol and long-term use of the drug.
Side effect: depression
The patient has:
- periodic causeless dizziness;
- constant drowsiness during the day and wakefulness at night;
- deterioration of attention, inability to concentrate;
- depression and amnesia;
- impaired coordination of movements;
- incoherent speech;
- allergic rhinitis;
- conjunctivitis;
- symptoms of bromine poisoning.
If an overdose of Corvalol leads to such consequences, you should immediately stop using it and replace it with another safer drug. A lethal dose of the drug is rarely achieved at home, even if the drug is taken with alcohol.
Taking the medicine for a very long time sooner or later becomes addictive. This is especially true for older people, who often cannot imagine spending a day without a dose of Corvalol. Once they get used to the medicine, it is difficult for them to free themselves from addiction. The accumulation of bromine in the aging body can exacerbate the course of chronic diseases.
Corvalol should not be used by anyone who drives a car. After taking the drug, doctors strongly do not recommend driving, because the product contains alcohol. For drivers, taking this medication is possible only in the evening or at night. Morning use is contraindicated.
Undesirable consequences from the use of Corvalol occur in less than 10% of patients. Most common reactions:
- nausea, abdominal discomfort, stomach and intestinal cramps;
- allergic reactions in the form of rash, swelling;
- drowsiness, decreased concentration, therefore it is not recommended to use the drug for patients whose profession requires attentiveness: drivers, doctors and others;
- decrease in heart rate;
- dizziness.
These phenomena can be eliminated by taking tonics (strong tea or coffee) and reducing the dose of the drug.
During treatment with the drug, a number of adverse reactions may occur in the body, including dizziness, increased drowsiness, slow heart rate, decreased concentration, and allergic skin reactions.
With long-term use of Corvalol, drug dependence and drug withdrawal syndrome may occur.
The use of Corvalol can cause dizziness, decreased heart rate, ability to concentrate, drowsiness, and allergies.
Long-term drug therapy can lead to addiction, dependence, bromism, and withdrawal syndrome.
An overdose of Corvalol manifests itself in depression of the nervous system, decreased blood pressure, ataxia, nystagmus, chronic bromine poisoning (rhinitis, hemorrhagic diathesis, depression, impaired motor coordination, apathy, conjunctivitis).
An overdose of Corvalol is treated with symptomatic therapy. Niketamide and caffeine are indicated for depression of the nervous system.
Toxic dose
For adults, Corvalol is usually prescribed 15-20 drops three times a day. And only in case of severe tachycardia, you can take up to 40 drops once.
Over time, patients develop an addiction to Corvalol and the usual doses of the drug cease to have the desired effect. As a result, they begin to take it in larger dosages and much more often. If you take 10 ml of Corvalol over a short period of time, which corresponds to half a bottle, this will lead to overdose symptoms.
An overdose of Corvalol can also develop when taking low doses of the drug. This is observed when it is combined with alcohol, tranquilizers, antidepressants or sedatives, as they potentiate, that is, increase the inhibitory effect of the drug on the central nervous system.
Long-term treatment with Corvalol can cause not only the formation of drug dependence, but also a chronic overdose of the body with ethyl bromizovalerate, which also leads to a number of pathological changes.
Half a vial is critical for simultaneous administration. A daily dose of more than 150 drops will be dangerous. You can take no more than 40 drops at a time.
Old age or childhood and the presence of chronic diseases reduce the threshold at which we have poisoning.
Drug dependence can manifest itself in apathy, depression, and uncertainty. The use of Corvalol can also lead to death. However, for this, one bottle of drops or 30-50 tablets must enter the body. You should not use the medication for too long a time so that this sleeping pill does not accumulate in the body.
Remember that it is forbidden to self-treat with Corvalol or drink alcohol during treatment. You need to consult a specialist and, without exceeding the dosage, take the medicine no longer than the prescribed period.
After use, you must screw the cap on. The shelf life of the drops is three years. After this they cannot be used.
Is it possible to be poisoned by Corvalol and why does this happen? You can get poisoned and this happens due to the long-acting barbiturate it contains - Phenobarbital.
How many drops of Corvalol are needed for poisoning to occur? The maximum dose of the drug per day can reach up to 150 drops. If kidney function is impaired, as well as in older people, it can already cause intoxication. Incorrect dose selection for a child also risks poisoning. The cause may be anxiety-depressive disorders, and other reasons when the maximum dose is exceeded.
The lethal value of Corvalol is 0.1–0.3 grams per 1 kilogram of weight, or an average of 20 grams of the drug. The average lethal dose of Phenobarbital is 100 milligrams per 1 kilogram of body weight.
Video on the topic
Does Corvalol lower blood pressure? And if so, when using Corvalol for high blood pressure, how many drops should you take? Answers in the video:
Over its century-long history, Corvalol has helped improve the well-being of millions of people around the world. Today this drug is still in demand. This is evidenced by the positive reviews of a huge army of patients. Of course, some people complain of drowsiness, apathy, and dizziness. But these consequences are mainly associated with an incorrectly selected dosage.
After all, Corvalol provides real help for headaches and high blood pressure only when taken correctly. In addition, consumers are pleased with the affordable cost of the drug. Stress and nervous breakdowns await the modern person both in everyday life and during leisure. Often, the well-proven Corvalol helps restore good spirits and calmness.
The information on the MyMedNews.ru website is for reference and general information, collected from publicly available sources and cannot serve as a basis for making a decision on the use of medications in the course of treatment.
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Overdose symptoms
In case of Corvalol poisoning, symptoms can be mild, moderate and severe.
- Mild intoxication with Corvalol. In this case, drowsiness and general weakness are observed. During wakefulness, lethargy, absent-mindedness, decreased muscle strength, and slurred speech are noted. If you notice this unusual condition in yourself or someone around you, you need to urgently take measures, which will be discussed below.
- Symptoms of moderate poisoning are characterized by prolonged sleep, which is pathological in nature. It is very difficult to awaken such patients. Even if you manage to plant them, they lie down and fall asleep again. At this stage, drooling is more noticeable. Muscle weakness is more pronounced until the development of paresis (incomplete paralysis). Blood pressure is reduced. The patient produces little urine. Pupil dilation may occur.
- Symptoms of Corvalol poisoning in severe cases are characterized by the development of barbituric coma. The patient is unconscious and develops breathing problems. Reflexes are not detected. Acute cardiovascular failure develops. It is manifested by: a drop in blood pressure, tachycardia, the appearance of wheezing in the lungs, audible at a distance, increasing bluishness of the skin starting from the tips of the nose, ears, nasolabial triangle, ending with general cyanosis. The progression of acute heart failure can result in pulmonary edema.
An overdose of Corvalol causes a variety of symptoms. It is immediately worth noting that the signs of an overdose depend on the amount of medicine consumed.
Symptoms of acute Corvalol poisoning:
- The drug acts on the body as a sleeping pill, causing drowsiness and weakness.
- There is dizziness.
- Coordination of movement is impaired.
In addition to these symptoms, acute overdose further reduces concentration.
Overdose symptoms:
- Deep sleep sets in. In this state, it is quite difficult to wake a person.
- Tachycardia is noted.
Signs of severe poisoning:
- A hallucination appears.
- The heart rhythm is disrupted.
- A person's blood pressure drops sharply.
Additional symptoms include: shallow breathing, muscle twitching, and seizures may occur.
If a person has severe hypertension, a collaptoid state develops. As a result of this, signs of hypoxia increase, not only of organs, but also of tissues, and then coma develops. If first aid is not provided in time at this moment, then death occurs.
It is also necessary to note the symptoms of chronic overdose. Indeed, in this case new signs appear.
Symptoms of an overdose of Corvalol:
- Confused consciousness.
- Signs of conjunctivitis and rhinitis appear.
- Depression.
- Acne.
With prolonged use, drug dependence develops. In this case, the person experiences a tired look, a negative mood, and impaired concentration.
Alcohol enhances the effect of phenylbarbital.
When used simultaneously with alcohol, symptoms of an overdose of Corvalol can occur even at a dose significantly less than the critical norm.
This should be taken into account when you go to any holiday where you plan to drink alcohol. In order not to risk double intoxication, you should temporarily stop taking the drug or replace it with another.
The risk of overdose may arise for the following reasons:
- improper storage of the drug;
- drug intolerance;
- drinking Corvalol with alcohol;
- increasing the prescribed dose.
Frequent use of the medicine leads to the body becoming accustomed to it and no longer obtaining the desired effect. And then patients resort to self-medication, increasing the dose of drops.
If you take Corvalol in drops and the daily dose exceeds one hundred and fifty drops, an overdose will occur. It is necessary to pay attention to the human condition.
Degrees of overdose
Degree | Overdose symptoms |
Light | Fatigue, drowsiness, slowness of speech and action |
Average | Sound sleep, changes in the shape of the pupils, changes in the amount of urine, slow heartbeat and breathing, muscle weakness, high or low blood pressure |
Heavy | Loss of reflexes and consciousness, change in skin color, breathing problems, coma |
There is also a chronic overdose. A person's consciousness is impaired, a depressive state appears, and acne breaks out. The person reacts inappropriately to loved ones. This is why Corvalol poisoning is very dangerous for the body.
If the maximum permissible dose is exceeded or when taking this drug for a long time, symptoms of an overdose of Corvalol occur, which depend on the severity of the poisoning:
- With a mild degree of intoxication, patients complain of chronic fatigue, slight dizziness, and deterioration in concentration; the patient constantly feels sleepy.
- A moderate degree of intoxication manifests itself in the form of pathologically long sleep, which can last up to 16 hours; pupils become dilated; increased salivation appears; blood pressure drops; muscle strength decreases.
- In severe cases of poisoning, a barbituric coma develops: the patient is unconscious, the skin takes on a blue tint, and reflexes are reduced. Acute respiratory and cardiovascular failure occurs. Possible death due to cardiac arrest or pulmonary edema.
What positive properties does the drug have?
Drops are considered a combined drug, the pharmacological effect of which is confirmed by the components included in the structure of the drug. Under the influence of the active substances of Corvalol, the body stabilizes the process of falling asleep and the functioning of the nervous system.
Phenobarbital has a sedative and hypnotic effect on the body; in combination with sedatives, this medicine can increase their therapeutic effect.
Peppermint has a vasodilating and antispasmodic effect. Ethyl ester of alpha-bromoisovaleric acid has a pharmacological effect similar to Valerian; it has a sedative effect on the nervous system.
Consequences of an overdose of Corvalol and signs
An acute overdose of Corvalol occurs in cases where a person accidentally or intentionally takes a very high dose of the drug, significantly exceeding the therapeutic dose, within a short period of time.
Acute mild overdose of Corvalol usually manifests itself:
- drowsiness;
- weakness;
- dizziness;
- decreased concentration and performance;
- impaired coordination of movements.
The following symptoms are characteristic of a moderate overdose of Corvalol:
- deep sleep, in which it is difficult to wake a person;
- increased heart rate (tachycardia).
In case of severe overdose of Corvalol, the condition of patients worsens significantly. They have:
- disturbances in the correct heart rhythm;
- rapid shallow breathing;
- a sharp decrease in blood pressure;
- muscle twitching, turning into generalized convulsive seizures.
- Coordination of movements is impaired.
- Fainting conditions.
- The work of internal organs (heart, brain activity) is suppressed so much that death occurs.
Let's talk about the symptoms of an overdose of Corvalol. Symptoms of intoxication are divided into three degrees of severity.
In its mildest and most harmless form, drug poisoning looks like a general weakness of unknown origin. The following symptoms are observed: lethargy, fluidity of thoughts, slight inhibition of actions and speech, drowsiness. Unpleasant phenomena can go away on their own, even if you do nothing, but simply reduce the dosage or stop the drug altogether.
The picture of average intoxication looks much less attractive. The pathological nature of the condition is already visible to the naked eye, and the symptoms are ominous:
- it is impossible to wake a person, sleep lasts unnaturally long;
- salivation;
- muscle flaccidity;
- blood pressure is reduced;
- a small amount of urine.
Such poisoning requires medical intervention. Measures to intoxicate the body are necessary.
Severe intoxication with Corvalol ends in barbituric coma. Pathological phenomena increase very quickly and often lead to death. Heart failure rapidly increases, wheezing appears, and blood pressure drops significantly. A person begins to turn blue, starting from the nasolabial triangle and ending with the cyanosis of the whole body. The heart works intermittently, which leads to pulmonary edema.
Severe hypotension causes the patient to develop a collaptoid state, which later, against the background of increasing hypoxia of organs and tissues, turns into a coma. If the patient is not provided with urgent medical care, death may occur.
Chronic overdose of Corvalol, or rather ethylbromoisovalerant, which is part of it, manifests itself:
- indifference to the surrounding reality;
- depression;
- confusion;
- conjunctivitis;
- rhinitis;
- the appearance of acne.
Long-term treatment with Corvalol leads to the formation of drug dependence, which is associated with the phenobarbital contained in the drug. Its presence can be assumed based on the following signs:
- depressed mood;
- tired look;
- lack of self-confidence;
- impaired concentration;
- inappropriate reaction to loved ones.
The intensity of these symptoms weakens significantly after taking the next dose of Corvalol.
What to do if you are poisoned by Corvalol
In case of Corvalol poisoning, what can be done at each stage of poisoning, how to provide first aid?
In case of mild intoxication, the stomach is washed with clean lavage water, and any sorbent available is taken, taking into account the absence of intolerance to it, at the rate of one third of the maximum daily dose. At this stage, they also give a saline laxative and do a cleansing enema. Taking any enveloping drink is also suitable (but this is the last thing). Be sure to call an ambulance because the severity of the condition can increase quickly.
If the condition is moderate or severe, you should call an ambulance immediately!
While the medical team is on the way, place the victim on the floor, unfasten tight clothing, and turn his head to the side. Assess the presence of cardiac activity by determining pulsation in the neck.
To recognize whether there is breathing, you need to put your ear to your chest. Having a phonendoscope at home will make the procedure easier. If no cardiac activity is detected, chest compressions and artificial respiration should be performed.
Even while transporting the patient, he is administered intravenously the antidote Corvalol - Bemegrid. It is most effective for mild intoxication.
In the hospital, the victim will be under 24-hour medical supervision. If breathing is impaired, they are connected to a ventilator (artificial lung ventilation) and oxygen inhalation. A water load is given: solutions of sodium chloride, glucose, and plasma substitutes are administered. An increase in the volume of urine excretion is stimulated with Eufillin and osmotic diuretics under the control of the concentration of magnesium and potassium in the blood.
In such patients, tissue nutrition is quickly disrupted and bedsores develop, so it is very important to carry out careful care and other anti-bedsore procedures. This is often done by relatives rather than medical personnel.
When there is a high concentration of Phenobarbital in the blood and a stable level of blood pressure, hemodialysis is performed. Severe poisoning is an indication for hemosorption with activated carbon, which allows you to remove up to 70% of the poison in 1 session.
Symptomatic treatment is required.
Everyone who takes Corvalol has a question, what to do if they are poisoned? Of course, first of all it is necessary to get rid of the signs of intoxication. Therefore, you can rinse your stomach at home.
How to induce vomiting: Give the victim as much water as possible, approximately one liter will be needed. Then press on the root of the tongue, thereby creating postures for vomiting. This procedure can be carried out 3 to 4 times.
In case of an overdose of Corvalol after basic gastric lavage measures, it is necessary to provide medical assistance. As a rule, sorbent drugs are prescribed. The following drugs have proven themselves to be effective: Enterosgel, Smecta, Activated Carbon, and Filtrum STI.
These drugs are able to absorb the active components from the composition in Corvalol, thereby preventing them from being absorbed into the walls of the stomach.
First aid for an overdose also involves close contact with the patient. Try not to let him fall asleep. Why? The fact is that in a sleepy state little urine is released, so the substances will begin to be quickly absorbed. In a state of wakefulness, the opposite is true; urine output increases, so the active components gradually leave the human body.
Mayonnaise poisoning
What to do in case of chronic overdose of Corvalol? First aid is to stop taking the medicine, rinse the stomach and take a sorbent.
Many people wonder if there is an antidote for such a drug. In fact, there is no antidote to this medicine. Therefore, it is important to take the drug correctly.
Treatment
Regardless of the severity of an overdose of Corvalol, the victim requires qualified medical care. First of all, you need to call an ambulance, and then rinse the patient’s stomach. For this purpose, a person needs to drink 1 - 1.5 liters of water, and then induce vomiting artificially. The procedure is repeated until clean wash water is obtained.
Cleansing the intestines with an enema will help improve your well-being. The patient is recommended to drink more water, preferably mineral water. It is advisable to take enterosorbent: activated carbon or Smecta, Enterosgel. The dosage of the sorbent is determined by the patient’s body weight.
In case of intoxication of 2 or 3 degrees of severity, when lethargy develops or the patient loses consciousness, lavage of the gastrointestinal tract is contraindicated. The victim is placed on his back, his head turned to the side. The room should be fresh. Constrictive clothing must be unbuttoned and wait for the ambulance team to arrive.
You also need to check your pulse. It may not be palpable on the arm, which is explained by reduced blood pressure. The best option is to place your fingers on the carotid artery in your neck. If the pulse disappears, you should immediately begin closed cardiac massage.
Upon arrival, doctors administer the antidote intravenously to the patient - Bemegride, which neutralizes the effect of phenobarbital. In case of moderate or severe poisoning, the patient is hospitalized in a hospital, where complex therapy is carried out. The patient is prescribed detoxification therapy in the form of intravenous infusions of glucose-saline solutions and plasma substitutes.
If necessary, cardiac or respiratory stimulants and diuretics are used. If spontaneous breathing is impaired, the patient is connected to a ventilator. Hemodialysis is possible if blood pressure is normal.
In case of an overdose of Corvalol, it is important to undergo full treatment, relieve signs of intoxication and thereby improve the general condition of the patient.
If the diagnosis of an overdose of Corvalol is confirmed, treatment is prescribed:
- If you drink a lot of tablets or drops, rinse your stomach. Rinse using a special gastric umbrella.
- In case of acute and chronic poisoning, symptomatic therapy is prescribed. Helps quickly restore impaired functions of the cardiovascular and respiratory systems.
In case of respiratory failure: treatment involves tracheal intubation and a ventilator is connected.
It is worth noting that treatment in this case is carried out by a toxicologist, narcologist, and also a psychotherapist.
What are the consequences of Corvalol poisoning?
In case of an overdose of Corvalol, the consequences can be very sad.
- Pneumonia develops as a complication.
- Side effects occur (indicated in the instructions for the drug).
- Neurological disorders.
- Hypoxic encephalopathy.
- Kidney function is impaired.
If the drug is taken by an elderly person, significant side effects occur. For example: addiction, thinking becomes difficult, memory deteriorates, and movement coordination is impaired.
In more severe cases, a drug overdose can be fatal.
Prevention
The basis of prevention is the refusal of self-medication. The doctor will determine the advisability of taking the drug and select the right dose, taking into account the individual characteristics of the patient. Strict adherence to the recommended dose and adherence to the dosage schedule will avoid the unpleasant consequences of an overdose of Corvalol.
If the drug no longer has the desired effect, you should not increase the dose, but consult your doctor, who will select a similar remedy.
The combined use of Corvalol with tranquilizers and other sedatives, as well as alcoholic beverages, is strictly prohibited.
It is important to remember that the most harmless medicine can be dangerous if used unreasonably.
Video from YouTube on the topic of the article:
The drug Corvalol has a pronounced hypnotic and sedative effect. An overdose of this medication most often occurs due to incorrect dosage or non-compliance with medical recommendations. In this case, the victim must be provided with timely assistance, otherwise he will experience serious complications.
First aid for an overdose of Corvalol?
For any degree of poisoning, you must contact a specialist. First of all, first aid is required. It consists of gastric lavage and intestinal cleansing. It is important to give the sorbent to the victim. After rinsing, you must drink plenty of water.
If the dose was large enough and the person is unconscious, it is necessary:
- lay him on his back on a hard surface;
- unfasten buttons and belt;
- provide fresh air.
In a situation with severe intoxication, you need to wait for doctors. It is important to monitor the victim’s pulse and feel it on the carotid artery. It is necessary to maintain a conversation with the person without letting him fall asleep. Emergency doctors will administer the necessary medicine, rinse the stomach, connect it to oxygen and hospitalize the victim.
In the hospital, the patient will be under supervision around the clock. Doctors can administer glucose, sodium chloride, and plasma expanders. Diuretics may also be prescribed.
In case of acute overdose of Corvalol, it is necessary to first perform gastric lavage. The patient is asked to drink about one liter of clean water, and then by pressing the fingers on the root of the tongue, they induce vomiting. This simple procedure should be performed at least 3-4 times in order to thoroughly cleanse the stomach of the remnants of Corvalol taken.
After gastric lavage, the patient is given one of the sorbing drugs. This could be Smecta, Enterogel, Filtrum STI or Activated carbon. They absorb Corvalol contained in the digestive tract and retain it, preventing it from being absorbed and entering the bloodstream.
In case of an overdose of Corvalol, you must try to maintain contact with the patient, not giving him the opportunity to fall asleep. If there is no severe vomiting, then it is necessary to frequently give water to the poisoned person, as this will increase the amount of urine excreted and thereby speed up the removal of Corvalol from the body.
In case of chronic overdose of Corvalol or the development of drug dependence, the first first aid is to stop further use of this drug.
There is no specific antidote to Corvalol.
What to do if you find symptoms of an overdose in a person? Try to determine the severity of intoxication. In the mildest cases, immediately rinse the stomach. Rinsing should not be completed until a clear liquid appears. Take medications that remove toxins from the body: activated carbon, other sorbents, enterosgel.
They will help reduce the consequences. Consult a doctor. No one can guarantee that the patient’s condition will not worsen. For moderate and severe cases, a doctor should be called immediately. While the ambulance is driving, lay the person on the floor, free the chest from excessive compression by clothing and turn the head to the side. It is undesirable to do intoxication measures yourself in such cases, since the consequences may be irreversible.
In small doses, Corvalol is safe and helps cope well with minor and not so much ailments of the body. But it should not be abused. Any medical remedy can cause both improvement and harm to health. It all depends on the dose.