Efficacy and Safety of OsrhCT and Dimethicone Emulsion Before Upper Endoscopy on Visualization of the Gastric Mucosa.
ACTIVE_NOT_RECRUITING
Status
Conditions
Interventions
- DRUG: Recombinant Human Chymotrypsin(OsrhCT) 4000U
- DRUG: Placebo for Recombinant Human Chymotrypsin(OsrhCT)
- DRUG: Dimethicone emulsion 4ml
Sponsor
Healthgen Biotechnology Corp.
Collaborators