Which of the following is an anticholinergic drug?
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Ionone
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Ipratropium bromide
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Isobenzofuran
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Borneol
B
Correct answer
Explanation
Ipratropium bromide is an anticholinergic drug used for the treatment of chronic obstructive pulmonary disease and acute asthma. It blocks the muscarinic acetylcholine receptors in the smooth muscles of the bronchi in the lungs and opens the bronchi.