Pill identification — FDA label match

P1 Pill — Progesterone 100 mg (White, Round)

A white round capsule with the imprint P1 matches the FDA label for Progesterone 100 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.

ImprintP1
Generic nameProgesterone
Active ingredient(s)Progesterone 100 mg
Strength100 mg
Dosage formCapsule
ColourWhite
ShapeRound
Size8 mm
ScoreNo score
LabelerRemedyrepack Inc.
NDC examples70518-2560-0, 70518-2560-1, 70518-2560-2, 70518-1830-0

What this medicine is

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

Progesterone capsules are indicated for use in the prevention of endometrial hyperplasia in nonhysterectomized postmenopausal women who are receiving conjugated estrogens tablets. They are also indicated for use in secondary amenorrhea.

Equivalent pills — same medicine, different imprint

The pills below contain the same active ingredient at the same strength (Progesterone 100 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.

A87 Progesterone 100 mg — Orange · round · 8 mmFull page in a later wave
P 3 Progesterone 100 mg — Yellow · oval · 13 mmFull page in a later wave
PR1 Progesterone 100 mg — White · oval · 12 mmFull page in a later wave
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Frequently asked questions

What pill has the imprint P1?

A white round capsule with the imprint P1 matches the FDA label for Progesterone 100 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 P1 pill look like?

On its FDA label it is described as a white round capsule, 8 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 P1 · Progesterone — all forms & strengths · White pills · Round pills

Source: FDA label data via DailyMed/openFDA · Label set ID f7615864-be6e-47b4-bf35-145a361d7cc6 · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.