How to Read Doctor Prescription Abbreviations (OD, BD, TDS, QID, SOS, AC, PC Explained)
Patient Summary:
OD = once daily, BD = twice daily, TDS = three times daily, SOS = when needed, AC = before meals, PC = after meals (Source: MedlinePlus Medical Abbreviations).
Medical prescriptions use standard Latin abbreviations recognized by international health authorities. Understanding these ensures precise medication adherence and prevents accidental double-dosing.