Pills with imprint G 4

The imprint G 4 is used by 3 distinct products in our FDA label database, covering 3 different medicine(s). An imprint alone does not always identify a pill — makers reuse short codes — so always compare the colour, shape and size as well.

Imprint	Medicine & strength	Colour	Shape	Size	Labeler
G 4	Ondansetron 4 mg	White	Round	7 mm	Remedyrepack Inc.
G 4	Oxcarbazepine 300 mg	Yellow	Oval	15 mm	Remedyrepack Inc.
G4	Cetirizine Hydrochloride 10 mg	White	Rectangular	10 mm

Source: FDA label data via DailyMed/openFDA, export of October 29, 2026.