Fenistil - instructions for use, analogs, reviews and release forms (drops, gel or ointment, cream Penzivir, capsules 4 mg) of the drug for the treatment of allergies in adults, children (including breast and newborns) and in pregnancy
In this article, you can read the instructions for using the drug Fenistil. There are reviews of visitors to the site - consumers of this medication, as well as opinions of doctors specialists on the use of Fenistil in their practice. A big request is to actively add their feedback on the drug: the medicine helped or did not help get rid of the disease, which were observed complications and side effects, possibly not declared by the manufacturer in the annotation. Analogues Fenistila in the presence of existing structural analogues.Use to treat various forms of allergy and skin itching in adults, children (including infants and newborns), as well as during pregnancy and lactation.
Fenistil - blocker of histamine H1 receptors. Has antiallergic and antipruritic effect. Reduces the increased permeability of capillaries, associated with allergic reactions.
It has an anti-bradykinin and a weak m-holin-blocking effect. When taking the drug during the day, there may be a minor sedative effect.
Pharmacokinetics
After intake, absorbed quickly and fairly fully. Metabolised in the liver by hydroxylation and methoxylation. It is excreted with bile and urine (90% in the form of metabolite, 10% in unchanged form).
Penetrating into the cells infected with the virus, penciclovir quickly passes into penciclovir triphosphate, which has pharmacological activity and persists in the affected cells for 12 hours.
Indications
- allergic diseases (hives, hay fever, year-round allergic rhinitis, food and drug allergies, angioedema);
- skin itching of various origin (eczema, other itching dermatoses / incl.atopic dermatitis /, itching with chicken pox, measles, rubella, insect bites);
- prevention of allergic reactions during hyposensitizing therapy.
Forms of release
Drops for oral administration.
Gel or ointment for external use 0,1%.
Cream for external use 1%.
Capsules of prolonged action 4 mg Fenistil 24.
Instructions for use and dosage
Drops
Inside, locally. Inside adults and children over 12 years of age - 20-40 drops (1-2 mg) 3 times a day; children from 1 month to 12 years - 0.1 mg / kg / day, divided into 3 doses (1 month - 1 year - 10-30, 1-3 years - 30-45, 3-12 years - 45-60 drops per day). With a tendency to drowsiness, 2/3 of the daily dose is taken in the evening and 1/3 - in the morning during breakfast.
Gel, ointment or cream
Locally - apply the gel to the affected skin areas 2-4 times a day. In cases of severe itching or widespread infection, simultaneous administration of drops is recommended.
Capsules
Adults and children aged 12 years and over are prescribed 1 capsule 1 time per day. The capsule should be taken in the evening. Swallow whole, without chewing. With a replacement schedule, the drug should be taken before bedtime. The duration of treatment should not exceed 25 days.
Side effect
- drowsiness (especially at the beginning of treatment);
- dizziness;
- excitation;
- headache;
- nausea;
- dry mouth;
- dryness in the pharynx;
- edema;
- skin rash;
- muscle spasm.
Contraindications
- angle-closure glaucoma;
- bronchial asthma;
- hyperplasia of the prostate;
- children under 1 month;
- pregnancy (1 trimester);
- lactation period;
- hypersensitivity to dimethindene and other components that make up the drug.
Application in pregnancy and lactation
Fenistil is contraindicated in pregnancy (in the first trimester) and during lactation.
The use of Fenistil during pregnancy (in the 2nd and 3rd trimesters) is possible under the supervision of a doctor, only if the expected benefit for the mother exceeds the potential risk to the fetus.
special instructions
Do not expose the drops to high temperatures.
When appointing infants, they should be added to a bottle of warm baby food just before feeding. If the child is already fed from a spoon, the drops can be given undiluted. Drops have a pleasant taste.
When using Fenistila in children under 1 year should consult a doctor and apply only if there is evidence of the use of blockershistamine H1 receptors.
Do not exceed the recommended dose.
The drug is not effective for itching associated with cholestasis.
Impact on the ability to drive vehicles and manage mechanisms
Fenistil can weaken attention, so it should be taken with caution when driving, working with machinery, or in other types of work that require increased attention.
Drug Interactions
Fenistil enhances the action of anxiolytics and hypnotics.
With simultaneous administration with Fenistil ethanol (alcohol) there is a slowing down of the rate of psychomotor reactions.
MAO inhibitors increase the anticholinergic and inhibitory effect on the central nervous system.
Tricyclic antidepressants and m-holinoblokatory increase the risk of increased intraocular pressure.
Analogues of the drug Fenistil
Structural analogs for the active substance:
- Vectavir.
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