Pill identification — FDA label match

P 013 Pill — Doxepin Hydrochloride 6 mg (White, Round)

A white round tablet with the imprint P 013 matches the FDA label for Doxepin Hydrochloride 6 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.

ImprintP 013
Imprint partsP · 013 (the code is split across the pill — often one part per side)
Brand nameDoxepin
Generic nameDoxepin Hydrochloride
Active ingredient(s)Doxepin Hydrochloride 6 mg
Strength6 mg
Dosage formTablet
ColourWhite
ShapeRound
Size9 mm
ScoreNo score
LabelerRemedyrepack Inc.
NDC examples70518-4327-0, 70518-4327-1

What this medicine is

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

Doxepin Tablets are indicated for the treatment of insomnia characterized by difficulty with sleep maintenance. The clinical trials performed in support of efficacy were up to 3 months in duration. Doxepin tablets are indicated for the treatment of insomnia characterized by difficulties with sleep...

Equivalent pills — same medicine, different imprint

The pills below contain the same active ingredient at the same strength (Doxepin Hydrochloride 6 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.

135 M Doxepin Hydrochloride 6 mg — Yellow · oval · 5 mm
316 Doxepin Hydrochloride 6 mg — Gray · round · 7 mmFull page in a later wave
Discount cards: partner discount-card offers for this medicine will appear in this space once our partner programs launch. This slot is intentionally empty — we never link to places that sell prescription medicines.

Frequently asked questions

What pill has the imprint P 013?

A white round tablet with the imprint P 013 matches the FDA label for Doxepin Hydrochloride 6 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 P 013 pill look like?

On its FDA label it is described as a white round tablet, 9 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 P 013 · Doxepin Hydrochloride — all forms & strengths · White pills · Round pills

Source: FDA label data via DailyMed/openFDA · Label set ID 2a9c2159-e89e-47e4-b91c-ac5560607a2d · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.