Efficacy of the Administration of Colloidal Silicon Dioxide in Tablet Dosage Form in Patients With Acute Diarrhea

Inclusion Criteria: * signed Informed Consent Form for patient's study participation * male and female patients at the ages from 18 to 55 years * acute diarrhea (more than three episodes of liquid stool a day) within 48 hours or less in patients with usually normal stool * body temperature of ≤ 38 °C * patient's ability to adequately cooperate in the process of study Exclusion Criteria: * aged of \<18 or \>55 years; * blood or pus in stool; * body temperature of \>38 °C; * episodes of acute diarrhea for the last 30 days; * administration of antidiarrheal products for the last 24 hours; * salmonellosis (Salmonella of any serotype different from S. typhi and S. paratyphi; ICD-10: A02.0), dysentery (Shigella dysenteriae, Shigella flexneri, Shigella boydii; ICD-10: A03.0-A03.3), colibacillosis (Escherichia coli; ICD-10: A04.0-A04.4) which require administration of antimicrobial products; * pregnancy, lactation; * concomitant decompensated diseases or acute conditions which, according to an investigator, may affect study results * alcoholism and drug abuse; * participation in any other clinical study.