Pill identification — FDA label match
U 169 Pill — Tizanidine 4 mg (White, Round)
A white round tablet with the imprint U 169 matches the FDA label for Tizanidine 4 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.
| Imprint | U 169 |
|---|---|
| Imprint parts | U · 169 (the code is split across the pill — often one part per side) |
| Generic name | Tizanidine |
| Active ingredient(s) | Tizanidine Hydrochloride 4 mg |
| Strength | 4 mg |
| Dosage form | Tablet |
| Colour | White |
| Shape | Round |
| Size | 10 mm |
| Score | Four equal pieces |
| Labeler | Remedyrepack Inc. |
| NDC examples | 70518-1598-0, 70518-1598-1, 70518-1598-2, 70518-1598-3, 70518-1598-4 |
What this medicine is
According to its FDA-approved label, Tizanidine is described as follows (reference information only — not advice about whether it is right for anyone):
Tizanidine is a central alpha-2-adrenergic agonist indicated for the treatment of spasticity. ( 1 ) Tizanidine is indicated for the treatment of spasticity in adults.
Equivalent pills — same medicine, different imprint
The pills below contain the same active ingredient at the same strength (Tizanidine 4 mg). Different makers stamp their own codes, so equivalent pills often look completely different. This is factual label information — it is not a suggestion to substitute one product for another; only a pharmacist or prescriber can advise on that.
Frequently asked questions
What pill has the imprint U 169?
A white round tablet with the imprint U 169 matches the FDA label for Tizanidine 4 mg. Always compare the colour, shape and size as well — short imprints are shared by different medicines — and confirm with a pharmacist.
What does the U 169 pill look like?
On its FDA label it is described as a white round tablet, 10 mm, with a score recorded as: four equal pieces.
How can I be sure this identification is right?
Check every characteristic — imprint (both sides), colour, shape, size and score — against the pill in your hand. If all of them agree, the pill matches the FDA label shown here, but that is still not a guarantee: counterfeit pills copy real imprints. A pharmacist can confirm the identification in person, and you should never take a pill you are not certain about.
Browse: all pills with imprint U 169 · Tizanidine — all forms & strengths · White pills · Round pills
Source: FDA label data via DailyMed/openFDA · Label set ID b14bd166-9f53-4f2e-be05-c447af04ef69 · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.