=L.= Liter A liter. =Lb., lb.= Libra A pound. =Lin.= Linimentum A liniment. =Liq.= Liquor A solution. =Lot.= Lotio A lotion. =M.= Misce Mix. =M.=, =♍︎= Minimum A minim. =Mas.= Massa A pill mass. =Mist.= Mistura A mixture. =N. b.= Nota bene Note well or take particular notice. =No.= Numerus Number. =Noct.= Nocte At night. =O.= Octarius A pint. =O. m.= Omni mane Every morning. =Omn. hor.= Omni hora Every hour. =Omn. noct.= Omni nocte Every night. =Ov.= Ovum Egg. =P. C.= Post cibum After meals. =Pil.= Pilula A pill. =Præp.= Præparatus Prepared. =P. r. n.= Pro re nata When necessary. =Pulv.= Pulvis A powder. =Q.= Quaque Every. =Q. i. d.= or =Q. d.= Quatuor in die Four times a day. =Q. l.= Quantum libet As much as you choose. =Q. p.= Quantum placeat At will. =Qq. hor.= Quaqua hora Every hour. =Q. s.= Quantum sufficit A sufficient quantity. =Q. v.= Quantum vis As much as you like. =℞= Recipe Take. =Rep.= Repetatur Let it be repeated. =S.= Sine Without. =Scrup.=, =℈= Scrupulum A scruple. =Sig.= Signa Mark or sign. =Sing.= Singulorum Of each. =Solv.= Solve Dissolve. =S. O. S.= Si opus sit If necessary. =Spt.= Spiritus Spirit. =Ss.= Semis A half. =Stat.= Statim Immediately. =Su.= Sumet Let him take. =Syr.= Syrupus Syrup. =T. i. d.= or =T. d.= Ter in die Three times a day. =Tinct.= or =Tr.= Tinctura A tincture. =Trit.= Tritura Triturate. =Troch.= Trochiscus A lozenge.