A physician ordered atropine 0.2 mg SC q6h prn. What is the equivalent dose calculated in micrograms?

20 mcg
100 mcg
200 mcg
400 mcg


200 mcg

Rationale: The equivalent dose of atropine, calculated in micrograms, is 200 mcg. To calculate, convert mg to micrograms. Therefore, 0.2 mg x 1000 mcg/mg = 200 mcg.

Health Professions

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