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Sig Codes Reference

Essential prescription abbreviations for healthcare professionals.

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A comprehensive reference of prescription sig codes with Latin origins and full meanings.

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What's Included

Frequency & Timing

BID, TID, QID, Q4H, PRN, AC, PC, QHS, and more with full meanings.

Routes of Administration

PO, IV, IM, SQ, SL, TOP, PR, and eye/ear abbreviations.

Dosage Forms

Tab, cap, susp, sol, ung, cr, gtt, supp, inj with Latin origins.

Latin Origins

Learn the Latin roots behind each abbreviation for better understanding.

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