Conditions: Obesity
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 331
Healthy volunteers: no

Brief summary:
* To assess safety of Dietressa in the dose of 6 tablets daily within 24 weeks in treatment of obese patients (BMI 35,0-39,9 kg/m2).
* To assess clinical efficacy of Dietressa in the dose of 6 tablets daily after 24 weeks of therapy in reducing body weight in obese patients (BMI 35,0-39,9 kg/m2).

Detailed description:
In general, patients will be observed during 24 weeks of trial.

Arms:
arm 1: Tablet for oral use. 1 tablet 6 times a day. The duration of Dietressa therapy is 24 weeks. arm 2: Tablet for oral use. 1 tablet 6 times a day. The duration of Placebo therapy is 24 weeks.

Interventions: intervention 1: Dietressa intervention 2: Placebo
Intervention descriptions: intervention 1: Oral administration. intervention 2: Oral administration.

Protocol document: