q.h.s. means quaque hora somni - every night at bedtime in Prescription
Similar to q.h.s.
N.M.T. - not more than N.T.E. - not to exceed nebul - nebula - a spray noct. - nocte - at night non rep. - non repetatur - no repeats NS - normal saline 0.9% o.p.d. - once per day