The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which anti-cholinergic drug doesn't cross the blood brain barrier and placenta?   (A) Glycopyrrolate bromide   (B) Hyoscine bromide   (C) Hyoscine butylbromide   (D) Atropine
['(A) Glycopyrrolate bromide <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Glycopyrrolate bromide \n (B) Hyoscine bromide \n (C) Hyoscine butylbromide \n (D) Atropine <> possible answers', "  Which anti-cholinergic drug doesn't cross the blood brain barrier and placenta? <> context@"]