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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A new drug is designed to treat asthma by inhibiting bronchoconstriction. Experimental assays show that treated animals had markedly reduced acetylcholine binding to muscarinic receptors relative to untreated controls. The drug is most similar to which of the following:
assistant
Ipratropium