Bactrim - a combined drug, containing two active ingredients: sulfanamide drug sulfamethoxazole and derivative of diaminopyrimidine - trimethoprimum. Colibacillus life activity oppresses that leads to reduction of synthesis of thymine, riboflavinum, niacin, etc. group B vitamins in intestines. Duration of therapeutic effect makes 7 years.

Azulfidine - a medicine with antimicrobic and antiinflammatory properties. It is taken at ulcer colitis, an ulcer proctitis, a pseudorheumatism, Crohn's disease. After reception Sulfasalazinum - it is observed the normal intestinal microflora, and as result of the molecule of active ingredient breaks up to compound components: sulphapyridine and 5-aminosalicylic acid. These substances have antibacterial and antiinflammatory activity. Antiinflammatory effect of 5-aminosalicylic acid thanks to low ability to absorption is defined generally in walls of a large intestine. Sulphapyridine has generally systemic antiinflammatory effect due to better absorption.

Septra - Sulfamethoxazole is an antibiotic that treats various types of infections caused by bacteria. The combination of sulfamethoxazole and trimethoprim is used to treat ear infection, urinary tract infection, prostate infection, bronchitis, travelers' diarrhea and pneumocystis pneumonia. The drug is available in the form of tablets, as well as in liquid form.