Abbreviations Rx Questions And Answers With Verified Solutions

AAA - Apply to affected area aa - equal parts ac - before meals pc - after meals AM / am - morning PM / pm - afternoon, evening aq - aqueous AD / ad - right ear AS/ as - left ear AU / au - both ears / each ear OD / od - right eye OS / os - left eye OU / ou - both eyes / each eyec - with w/ - with caps - capsules dc - discontinue DC - discharge (send patient home) disp - dispense gm - gram gtt - drop hr / h - hour hs - hour of sleep / at bedtime kg - kilogram mg - milligram mcg - microgram mEq - milliequivalentsmm - milimoles L - liter mL - milliliter MR (or MR x 1) - May Repeat (or may repeat once) NMT - Not More Than p - after (post) PO - by mouth PR - per rectum / rectally PV - per vagina / vaginally prn - as needed may identify an indication, i.e. prn pain / pain / fever / etc q - every q AM - every morning q PM - every night (evening)qd - every day / use daily (unapproved abbreviation) bid - twice daily tid - three times a day qid - four times a day