Pill identification — FDA label match
M 515 Pill — Mirtazapine 15 mg (Brown, Round)
A brown round tablet with the imprint M 515 matches the FDA label for Mirtazapine 15 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.
| Imprint | M 515 |
|---|---|
| Imprint parts | M · 515 (the code is split across the pill — often one part per side) |
| Generic name | Mirtazapine |
| Active ingredient(s) | Mirtazapine 15 mg |
| Strength | 15 mg |
| Dosage form | Tablet, Film Coated |
| Colour | Brown |
| Shape | Round |
| Size | 7 mm |
| Score | Two even pieces |
| Labeler | Remedyrepack Inc. |
| NDC examples | 61786-946-02, 70518-4322-0 |
What this medicine is
According to its FDA-approved label, Mirtazapine is described as follows (reference information only — not advice about whether it is right for anyone):
Mirtazapine tablets are indicated for the treatment of major depressive disorder. The efficacy of mirtazapine in the treatment of major depressive disorder was established in 6-week controlled trials of outpatients whose diagnoses corresponded most closely to the Diagnostic and Statistical Manual...
Equivalent pills — same medicine, different imprint
The pills below contain the same active ingredient at the same strength (Mirtazapine 15 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 M 515?
A brown round tablet with the imprint M 515 matches the FDA label for Mirtazapine 15 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 M 515 pill look like?
On its FDA label it is described as a brown round tablet, 7 mm, with a score recorded as: two even pieces.
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 M 515 · Mirtazapine — all forms & strengths · Brown pills · Round pills
Source: FDA label data via DailyMed/openFDA · Label set ID f79d9341-ec48-4300-b3a7-1f711f9a60be · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.