Octreotide belongs to the line of injectable drugs with many different strengths such as: 50 mcg/ 1 mL, 100 mcg/ 1 mL, 500 mcg/ 1 mL. Each drug will be prescribed for individual patient cases. For Octreotide 0.1 mg/ml is used to treat severe diarrhea and a few other conditions. Actively learning about your medication will help you find a more effective way to use it.