Fenistil (Phenistil) drops instuction for use

You can buy Fenistil (Phenistil) drops here

The drug Fenistil belongs to the group of H1-histamine receptor blockers and is an antiallergic agent.

Form of issue and composition

The drug Fenistil is available in several dosage forms. Fenistil drops are intended for oral administration and are available in bottles of the parietal glass with a volume of 20 ml. The bottle is packed in a cardboard box with the attached detailed description. The bottle is equipped with a built-in nozzle in the form of a dropper, which facilitates the dosing of the drug.
The contents of the bottle are a clear, colorless liquid that does not smell. In 1 ml of the drug contains 1 mg of active ingredient - Dimethindene maleate, as auxiliary substances are: citric acid monohydrate, propylene glycol, sodium saccharinate, purified water and other substances.

Indications for use

The drug Fenistil in the form of drops is intended for oral administration for complex treatment of allergy and relief of the condition in the following pathologies:
    hives;
    allergic rhinitis;
    hay fever;
    allergic conjunctivitis;
    food and drug allergy;
    itching of various genesis (due to atopic dermatitis, eczema, measles, rubella, chickenpox, insect bites;
    postvaccinal reactions;
    prevention of exacerbation of contact allergies in patients predisposed to allergic reactions.

Contraindications

Fenistil drops have a number of contraindications, so before starting the use of the drug should consult a doctor and carefully read the attached annotation. Drops should not be taken orally if there are one or more conditions in the patient:
    bronchial asthma;
    angle-closure glaucoma;
    pathological proliferation of the prostate gland in men;
    the age of children under 1 month, especially for premature babies or babies born with low birth weight;
    individual intolerance to the components of the drug;
    pregnancy in the first trimester;
    the period of breastfeeding.
With extreme caution, the preparation Fenistil in the form of drops is prescribed for children under 1 year, since the risk of respiratory failure in children is high in children.

Dosing and Administration for Adults

Fenistil drops are intended for oral administration. The dose of the drug and the duration of the course of therapy is determined by the doctor, depending on the severity of the course of the allergy, body characteristics and age.
Adults and children over 12 years of age are prescribed 20-40 drops at a time, the drug is taken three times a day.

Application of drops Fenistil for children

Children from 1 month to 12 years of age are recommended a daily dose of 100 μg / kg of body weight, equivalent to 2 drops per kg of body weight. The daily dose should be divided into 3 divided doses.
In children aged 1 month to 1 year, the drug should be used only as prescribed by the doctor and if there are indications for the use of histamine H1 receptor blockers.

Use in pregnancy and lactation

Preparation Fenistil in the form of drops is not recommended for women in the first trimester of pregnancy, because the active substance of the drug enters the systemic circulation, and then through the placenta to the fetus.
In the second and third trimesters of pregnancy, the use of the drug Fenistil in the form of drops is possible under the supervision of the doctor, in the case when the expected benefit for the mother exceeds the potential risks for the unborn child.
The use of Fenistil in the form of drops during breastfeeding is contraindicated, since the active substance of the drug is excreted in milk and can enter the body of the child, causing undesirable reactions.

Side effects

Usually the drug Fenistil in the form of drops is well tolerated by patients, but in individuals with increased individual sensitivity to the components of drops, side effects may develop:
    from the side of the nervous system - drowsiness, dizziness, lethargy, headache, apathy, weakness and fatigue, inhibition;
    on the part of the digestive system - dry mouth, nausea and vomiting, intestinal atony, constipation, bloating;
    on the part of the respiratory system - perspiration in the throat, dry cough, shortness of breath, bronchospasm;
    allergic reactions - rash on the skin, swelling of the mucous membranes, flushing and itching of the skin.

Overdose

With prolonged use of drops of Fenistil in a large dose, the patient develops signs of overdose, which are clinically expressed by depression of the nervous system, confusion of consciousness, disturbance of respiratory function, up to stopping breathing, tachycardia, lowering of arterial pressure, acute vascular insufficiency.
With the development of signs of an overdose, the drug should be stopped immediately, the patient should be rinsed of the stomach, take pills of activated charcoal or any other sorbent. If necessary, symptomatic treatment is performed.

Drug Interactions

The drug Fenistil in the form of drops for oral administration enhances the therapeutic effect of hypnotics, sedatives, tranquilizers.
With the simultaneous administration of the drug with MAO inhibitors, the patient has an anticholinergic and depressant effect on the central nervous system, which should be remembered and avoided.
It is not recommended to combine the preparation of Fenistil in the form of drops with antihypertensive agents, since the patient is at increased risk of developing orthostatic hypotension (a sharp decrease in pressure, up to a vascular collapse).
With the simultaneous use of the drug Fenistil drops with tricyclic antidepressants, the risk of developing intraocular pressure increases.

special instructions

To infants, drops are diluted in a small amount of water or added to a bottle of milk formula immediately before feeding.
Children younger than 1 year old, especially those with respiratory disease and a tendency to bronchospasm, Fenistil should be administered with caution and only after consulting a doctor, since the risk of short-term apnea (stopping breathing) is high, especially during sleep.
Before starting the use of the drug should be determined the exact cause of the skin itch, Fenistil drops are not effective for treating itching caused by diseases of the liver and gall bladder.
During the application of droplets of the drug should avoid driving the car and control complex equipment, requiring increased concentration.

Leave and storage conditions

The drug Fenistil drops is dispensed from pharmacies without a doctor's prescription. Keep the bottle with the drug should be protected from light cool place. The shelf life of the drops is 2 years from the date of production, after this period the drug should not be taken inside.