By Mouth (per Os) Or Orally
I am not sure exactly what you are asking but in medical terms "p o" means by mouth or orally.
Certified registered nurse practiontioner
"O"= Offender "P"= Prisioner
The notation 'cf after o' in a woman's medical record likely refers to Cervical Fluid after Ovulation and would likely have a description before it, such as "clear cf after o'. See http://www.fertilityfriend.com/courses/lesson.php?p=1;5;0;0
dosage for taxim o
P with a line over it means after in medical terms."post"
Pissed Off
16 o in a p means 16 ounces in a pint. ( or, "in a pound". )
240 Old Pence in the pound
yes
16 o in a p means 16 ounces in a pint. ( or, "in a pound". )
History and Physical