D.A.W. means dispense as written i.e., no generic substitution in Prescription
Similar to D.A.W.
M. - misce - mix m.d.u. - more dicto utendus - to be used as directed mane - mane - in the morning mist. - mistura - mix mitte - mitte - send mL - millilitre MS - morphine sulfate�or�magnesium sulfate