o_2 means both eyes, sometimes written as o2 in Prescription
Similar to o_2
ad - ad - up toad lib. - ad libitum - use as much as one desires; freely
admov. - admove - apply
agit - agita - stir/shake
alt. h. - alternis horis - every other hour
aq - aqua - water
b.d./b.i.d. - bis in die - twice daily
View all in Prescription