![Keith Siau on Twitter: "Abbreviations used in medical prescribing and what they really mean #4KMedEd 💊 https://t.co/2WOlUO6jAk" / Twitter Keith Siau on Twitter: "Abbreviations used in medical prescribing and what they really mean #4KMedEd 💊 https://t.co/2WOlUO6jAk" / Twitter](https://pbs.twimg.com/media/E7anvmXWYAMMX7k.jpg:large)
Keith Siau on Twitter: "Abbreviations used in medical prescribing and what they really mean #4KMedEd 💊 https://t.co/2WOlUO6jAk" / Twitter
![codes - SIG CODES CODES MEANING CODES MEANING CODES MEANING A AA AAA AC AE AM AMP APL AQ AU AD AS BID C CMPD CR D BEFORE OF EACH APPLY TO codes - SIG CODES CODES MEANING CODES MEANING CODES MEANING A AA AAA AC AE AM AMP APL AQ AU AD AS BID C CMPD CR D BEFORE OF EACH APPLY TO](https://www.coursehero.com/thumb/b8/27/b8278bb0877278f9446917b95fd7fd35b2355f14_180.jpg)
codes - SIG CODES CODES MEANING CODES MEANING CODES MEANING A AA AAA AC AE AM AMP APL AQ AU AD AS BID C CMPD CR D BEFORE OF EACH APPLY TO
![practice of medicine - What does B.D means in a Doctor's Prescription? - Medical Sciences Stack Exchange practice of medicine - What does B.D means in a Doctor's Prescription? - Medical Sciences Stack Exchange](https://i.stack.imgur.com/33DPC.jpg)