Pill identification — FDA label match

D 03 Pill — Gabapentin 300 mg (Yellow, Capsule)

A yellow capsule with the imprint D 03 matches the FDA label for Gabapentin 300 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.

Imprint	D 03
Imprint parts	D · 03 (the code is split across the pill — often one part per side)
Generic name	Gabapentin
Active ingredient(s)	Gabapentin 300 mg
Strength	300 mg
Dosage form	Capsule
Colour	Yellow
Shape	Capsule
Size	20 mm
Score	No score
Labeler	Remedyrepack Inc.
NDC examples	70518-2911-0, 70518-2911-1, 70518-2911-2, 70518-2911-3, 52125-862-02

What this medicine is

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

Gabapentin capsules are indicated for: Management of postherpetic neuralgia in adults Adjunctive therapy in the treatment of partial onset seizures, with and without secondary generalization, in adults and pediatric patients 3 years and older with epilepsy Gabapentin capsules are indicated for:...

Equivalent pills — same medicine, different imprint

The pills below contain the same active ingredient at the same strength (Gabapentin 300 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.

215 Gabapentin 300 mg — Yellow · capsule · 19 mm AHD 300 Gabapentin 300 mg — Yellow · capsule · 19 mm SG 180 Gabapentin 300 mg — Yellow · capsule · 19 mm

2666 Gabapentin 300 mg — Yellow · capsule · 19 mmFull page in a later wave

2666 2666 Gabapentin 300 mg — Yellow · capsule · 19 mmFull page in a later wave

IG322 300MG Gabapentin 300 mg — Yellow · capsule · 21 mmFull page in a later wave

104 Gabapentin 300 mg — Yellow · capsule · 19 mmFull page in a later wave

IP102 Gabapentin 300 mg — Yellow · capsule · 19 mmFull page in a later wave

PD NEURONTIN 300 MG Gabapentin 300 mg — Yellow · capsule · 19 mmFull page in a later wave

300MG OE B57 Gabapentin 300 mg — White · capsule · 19 mmFull page in a later wave

G 57 Gabapentin 300 mg — Yellow · capsule · 19 mmFull page in a later wave

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Frequently asked questions

What pill has the imprint D 03?

A yellow capsule with the imprint D 03 matches the FDA label for Gabapentin 300 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 D 03 pill look like?

On its FDA label it is described as a yellow capsule, 20 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 D 03 · Gabapentin — all forms & strengths · Yellow pills · Capsule pills

Source: FDA label data via DailyMed/openFDA · Label set ID 6beed8eb-446c-4575-8dc8-b798623d92c7 · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.