Pill identification — FDA label match
H 501 Pill — Hydroxyzine Hydrochloride 25 mg (White, Round)
A white round tablet with the imprint H 501 matches the FDA label for Hydroxyzine Hydrochloride 25 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.
| Imprint | H 501 |
|---|---|
| Imprint parts | H · 501 (the code is split across the pill — often one part per side) |
| Brand name | Hydroxyzine hydrochloride |
| Generic name | Hydroxyzine Hydrochloride |
| Active ingredient(s) | Hydroxyzine Dihydrochloride 25 mg |
| Strength | 25 mg |
| Dosage form | Tablet |
| Colour | White |
| Shape | Round |
| Size | 7 mm |
| Score | No score |
| Labeler | Remedyrepack Inc. |
| NDC examples | 70518-1692-0, 70518-1692-1, 70518-1692-2, 70518-0488-0, 70518-0488-1 |
What this medicine is
According to its FDA-approved label, Hydroxyzine Hydrochloride is described as follows (reference information only — not advice about whether it is right for anyone):
For symptomatic relief of anxiety and tension associated with psychoneurosis and as an adjunct in organic disease states in which anxiety is manifested. Useful in the management of pruritus due to allergic conditions such as chronic urticaria and atopic and contact dermatoses and in...
Equivalent pills — same medicine, different imprint
The pills below contain the same active ingredient at the same strength (Hydroxyzine Hydrochloride 25 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 H 501?
A white round tablet with the imprint H 501 matches the FDA label for Hydroxyzine Hydrochloride 25 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 H 501 pill look like?
On its FDA label it is described as a white round tablet, 7 mm, with a score recorded as: no score.
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 H 501 · Hydroxyzine Hydrochloride — all forms & strengths · White pills · Round pills
Source: FDA label data via DailyMed/openFDA · Label set ID b6189074-e199-4f58-a78d-c04f131c13d9 · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.