Loperamide (brand name: Imodium)effectively controls diarrhea symptoms but does not produce psychoactive effects because the drug cannot cross the blood-brain barrier.

Question

Quizplus · Accepted Answer

Loperamide is not able to cross the blood-brain barrier, which prevents it from producing psychoactive effects. It works locally in the gastrointestinal tract to slow down intestinal contractions and reduce diarrhea symptoms.

Loperamide (Brand Name: Imodium)effectively Controls Diarrhea Symptoms but Does Not