The drug "Telfast", the instruction clarifies, refers to the clinical and pharmacological group of histamine receptor blockers, as well as anti-allergic drugs.
The medication in question is available in the form of round biconvex tablets. Their color is light pink. Depending on the mass, on one side there is an engraving â03â, â012â and â018â (for thirty, one hundred twenty and one hundred and eighty grams, respectively).
The active component of the drug "Telfast" (instructions inform) - foxofenadine hydrochloride. Excipients - gelatinized starch, croscarmellose sodium, microcrystalline cellulose and magnesium stearate. The composition of the shell is represented by hypromellose E-15, E-5, povidone, colloidal silicon dioxide, macrogol 400, iron oxide dye (pink and yellow).
It goes on sale in packs (cardboard) of ten tablets each.
The pharmaceutical drug "Telfast", instructions for use reports, produces a minimal sedative effect. It is a blocker of histamine H-1 receptors. The antihistamine effect manifests itself after sixty minutes, and the maximum effect of the drug - after six hours (persists throughout the day).
The highest concentration of the drug was recorded one to three hours after administration. From the digestive tract, it is adsorbed quite quickly. Binding to blood proteins ranges from sixty to seventy percent. The metabolism process occurs mainly in the liver.
Withdrawal is carried out in two phases. The half-life is from eleven to fifteen hours (with regular medication).
The drug "Telfast". Instructions for use and dosage
For the treatment of seasonal allergic rhinitis, children over twelve and adult patients are shown one hundred twenty milligrams once a day, to get rid of chronic urticaria - one hundred eighty milligrams, the frequency of administration is similar.
The drug "Telfast" for children aged six to eleven is also prescribed to eliminate the manifestations of seasonal allergic rhinitis, uncomplicated skin symptoms of idiopathic chronic urticaria. The recommended volume is sixty milligrams per day (divided into two doses).
An overdose of the drug is accompanied by dizziness, drowsiness, and a feeling of dryness in the oral cavity. To eliminate these symptoms, it is necessary to carry out measures to remove the unabsorbed drug from the stomach, if necessary, symptomatic and supportive therapy. It was found that using hemodialysis to eliminate fexofenadine chloride from the blood is ineffective.
The pharmaceutical drug "Telfast" is contraindicated during pregnancy and lactation. Also, it is not prescribed to persons under six years of age (since the safety and effectiveness of fexofenadine for this age group has not been proven), with hypersensitivity. Tablets of one hundred and twenty and one hundred and eighty milligrams are contraindicated in children under the age of twelve. With caution, it should be prescribed to persons suffering from chronic renal and / or liver failure.
When taking one hundred twenty and one hundred eighty milligram tablets, the following side effects were recorded: headaches, lethargy, drowsiness, dizziness, fatigue, sleep disturbances, irritability, nervousness, nausea, rash, urticaria, angioedema, shortness of breath. For thirty-milligram tablets - dizziness, headaches, drowsiness.
The drug is on sale, you can purchase it without a prescription.