The prevention of upper gastrointestinal tract bleeding in patients in an intensive care unit

MeSH terms

• Antacids / therapeutic use*
• Cimetidine / therapeutic use*
• Clinical Trials as Topic
• Critical Care / methods*
• Female
• Gastric Acid / metabolism
• Gastrointestinal Hemorrhage / prevention & control*
• Guanidines / therapeutic use*
• Humans
• Male
• Middle Aged
• Random Allocation
• Risk