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Usaallerz 180 is a prescription medicine used in the treatment of allergic rhinitis and chronic idiopathic urticaria. So what is the use of the drug Usaallerz 180 and how to use this medicine?
1. Uses of the drug Usaallerz 180
Drug Usaallerz 180 is an antiallergic drug. The drug is prepared in the form of soft capsules with the main ingredient in each tablet is Fexofenadine hydrochloride 180mg.
Fexofenadine is a new generation antiallergic drug - H1 receptor antagonist. Fexofenadine is a long-acting antihistamine used to treat allergies that does not have a sedating effect. Fexofenadine is a metabolite of terfenadine, which is an antihistamine with selective peripheral H1-receptor antagonist activity.
Experiments have shown that Fexofenadine inhibits antigen-induced bronchoconstriction in susceptible guinea pigs, and inhibits histamine secretion from peritoneal mast cells in rats. In laboratory animals, Fexofenadine has not been shown to have anticholinergic or a1-adrenergic receptor blocking effects.
Furthermore, no sedation or other effects on the central nervous system were found. Studies performed in rats on the tissue distribution of labeled fexofenadine have shown that the active substance does not cross the blood-brain barrier.
Usaallerz medicine 180mg is indicated in the following cases:
Symptoms of seasonal allergic rhinitis such as: Sneezing, itchy nose, runny nose, red itchy eyes, watery eyes. Chronic idiopathic urticaria. Usaallerz 180 is contraindicated in people with hypersensitivity to any ingredient of Usaallerz 180. In addition, pay attention when using Usaallerz 180 in the following cases:
Elderly women Pregnant women Women are breastfeeding Children under 6 years old. Liver failure Renal failure People with myasthenia gravis Liver coma Stomach ulcers
2. Dosage and how to use Usaallerz 180mg
Usaallerz 180 is used orally, you should take it with a sufficient amount of water. The dosage of Usaallerz 180 should be according to the doctor's prescription. Reference dose for adults and children ≥ 12 years old in specific cases as follows:
Seasonal allergic rhinitis: Use dose of 60mg/time x 2 times/day, can use dose of 120mg or 180 mg x 1 time/day. Chronic idiopathic urticaria: Use a dose of 60mg/time x 2 times/day, or use a dose of 180mg/time x 1 time/day. Renal impairment: Use a starting dose of 60mg x 1 time/day. If you forget a dose of Usaallerz 180mg, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose, and take the next dose of Usaallerz 180 as usual, do not take a double dose of the prescribed dose. .
If you overdose on Usaallerz 180 and have unusual symptoms, you need to immediately go to the nearest medical facility for timely support.
3. Side effects of the drug Usaallerz 180
During the use of Usaallerz 180 medicine, you may encounter some side effects of the drug, including:
Headache Drowsiness Nausea Dizziness Fatigue. If you see unusual symptoms when using Usaallerz 180mg, you need to immediately notify your doctor or go to a medical facility for timely support.
Should take Usaallerz 180 2 hours apart with antacids containing Al and Mg.
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