Use Fervex is used as symptomatic therapy for acute respiratory viral infections to relieve the following symptoms: rhinorrhea, nasal congestion; headache; elevated body temperature; lacrimation; sneezing. How to take The drug is taken orally, 1 sachet 2-3 times a day. Before use, the contents of the sachet must be completely dissolved in a glass (200 ml) of warm water. The interval between doses of the drug should be at least 4 hours. The maximum duration of treatment is 5 days. In case of severe renal failure, the interval between doses of the drug should be at least 8 hours. Contraindications - Erosive and ulcerative lesions of the gastrointestinal tract (in the acute phase). - Hepatic insufficiency. - Angle-closure glaucoma. - Urinary retention associated with prostate diseases and urination disorders. - Portal hypertension. - Alcoholism. - Glucose-6-phosphate dehydrogenase deficiency. - Children's age (under 15 years). - Pregnancy (safety not studied). - Lactation period (safety not studied). - Hypersensitivity to paracetamol, ascorbic acid, pheniramine, or any other component of the drug. - Should not be used simultaneously with other paracetamol-containing drugs. - To avoid toxic liver damage, paracetamol should not be combined with alcoholic beverages, and should not be taken by individuals prone to chronic alcohol consumption. The risk of liver damage increases in patients with alcoholic hepatosis. - Phenylketonuria is a contraindication for Fervex without sugar.