Pill identification — FDA label match

HP530 Pill — Trospium Chloride 20 mg (White, Round)

A white round tablet with the imprint HP530 matches the FDA label for Trospium Chloride 20 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.

ImprintHP530
Generic nameTrospium Chloride
Active ingredient(s)Trospium Chloride 20 mg
Strength20 mg
Dosage formTablet, Film Coated
ColourWhite
ShapeRound
Size6 mm
ScoreNo score
LabelerRemedyrepack Inc.
NDC examples70518-4593-0, 70518-4593-1, 70518-4593-2, 70518-4593-3, 70518-4593-4

What this medicine is

According to its FDA-approved label, Trospium Chloride is described as follows (reference information only — not advice about whether it is right for anyone):

Trospium chloride tablets are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency, and urinary frequency. Trospium chloride tablets are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB)...
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Frequently asked questions

What pill has the imprint HP530?

A white round tablet with the imprint HP530 matches the FDA label for Trospium Chloride 20 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 HP530 pill look like?

On its FDA label it is described as a white round tablet, 6 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 HP530 · Trospium Chloride — all forms & strengths · White pills · Round pills

Source: FDA label data via DailyMed/openFDA · Label set ID 48d1b484-ee0a-4d66-9b45-4ba34e65ed13 · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.