p.m.;PM
Evening; After Noon
P:
plan
p.v.;PV
Vaginally;per Vagina
pt
Pint
pulv
Powder;pulverize
PCA
Patient-controlled analgesia
PMH
Past medical history
per
By or through
PE
Pulmonary embolism
PharmD
Doctor of Pharmacy
p.o.;PO
By mouth; orally
PA
Prior authorization
p.c.
after meals
-
p
after
p.r.
Per rectum; rev tally
Part.aeq
Equal parts
pH
Hydrogen Ion concentration
PA
Physician Assistant
PFT
Pulmonary function test
p.r.n.;prn
As needed