Haveles: Applied Pharmacology for the Dental Hygienist ...

Incorrect choices: The abbreviation ac means before meals, hs means at bedtime, and q means every. REF: p. 9. 22. The abbreviation used on prescriptions for four times a day is: a. bid. b. qid. c. qd. d. ud. ANS: b. Correct: qid is the abbreviation for quarter in die, or four times a day. ................
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