Use Furadonin is used for bacterial urinary tract infections caused by microorganisms sensitive to nitrofurantoin. These include acute uncomplicated infections, severe complicated recurrent infections, as well as the prevention of urinary tract infections, including in uncomplicated chronic diseases and during urological operations or examinations (cystoscopy, urinary tract catheterization, etc.). How to take Information on the specific dosage regimen for ''Furadonin tab. 50mg x 10'' on vidal.ru is provided in the ''Dosage Regimen'' sections. For precise dosage information, please refer to the full instructions for use of the preparation, which are usually included in the package or available on the product page on Vidal.ru. Contraindications - Hypersensitivity to nitrofurantoin, nitrofurane derivatives, or other components of the preparation. - Severe impairment of renal excretory function, renal failure, oliguria, anuria (creatinine clearance less than 60 ml/min). - Glucose-6-phosphate dehydrogenase deficiency. - Pregnancy. - Lactation period (breastfeeding). - Early childhood (under 1 month). - Chronic heart failure II-III stages. - Liver cirrhosis, chronic hepatitis. - Acute porphyria.