Latin Prescription Abbreviations
ante cibum (ac) Before meals bis in die (bid) Twice a day gutta (gt) Drop hora somni (hs) At bedtime oculus dexter (od) Right eye oculus sinister (os) Left eye per os (po) By mouth post cibum (pc) After meals pro re nata (prn) As needed quaque 3 hora (q 3 h) Every 3 hours […]