Pill identification — FDA label match

E 53 Pill — Quetiapine Fumarate 100 mg (Yellow, Round)

A yellow round tablet with the imprint E 53 matches the FDA label for Quetiapine Fumarate 100 mg. Compare every detail below with your pill, and confirm with a pharmacist before relying on it.

ImprintE 53
Imprint partsE · 53 (the code is split across the pill — often one part per side)
Generic nameQuetiapine Fumarate
Active ingredient(s)Quetiapine Fumarate 100 mg
Strength100 mg
Dosage formTablet, Film Coated
ColourYellow
ShapeRound
Size9 mm
ScoreNo score
LabelerRemedyrepack Inc.
NDC examples70518-3880-0, 70518-3429-0

What this medicine is

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

Quetiapine tablets are an atypical antipsychotic indicated for the treatment of: Schizophrenia (1.1) Bipolar I disorder manic episodes (1.2) Bipolar disorder, depressive episodes (1.2) 1.1 Schizophrenia Quetiapine tablets are indicated for the treatment of schizophrenia. The efficacy of quetiapine...

Equivalent pills — same medicine, different imprint

The pills below contain the same active ingredient at the same strength (Quetiapine Fumarate 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.

LU Y17 Quetiapine Fumarate 100 mg — Yellow · round · 9 mm
100 Q Quetiapine Fumarate 100 mg — Yellow · round · 11 mmFull page in a later wave
261 Quetiapine Fumarate 100 mg — Yellow · round · 9 mmFull page in a later wave
93 8162 Quetiapine Fumarate 100 mg — Orange · round · 8 mmFull page in a later wave
904 Quetiapine Fumarate 100 mg — Yellow · round · 8 mmFull page in a later wave
SEROQUEL 100 Quetiapine Fumarate 100 mg — Yellow · round · 9 mmFull page in a later wave
54 373 Quetiapine Fumarate 100 mg — White · round · 8 mmFull page in a later wave
55 I Quetiapine Fumarate 100 mg — Yellow · round · 9 mmFull page in a later wave
APO QUE 100 Quetiapine Fumarate 100 mg — Yellow · round · 8 mmFull page in a later wave
U 100 Quetiapine Fumarate 100 mg — Yellow · round · 9 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 E 53?

A yellow round tablet with the imprint E 53 matches the FDA label for Quetiapine Fumarate 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 E 53 pill look like?

On its FDA label it is described as a yellow 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 E 53 · Quetiapine Fumarate — all forms & strengths · Yellow pills · Round pills

Source: FDA label data via DailyMed/openFDA · Label set ID c6c6b229-4f9c-407b-84dd-e370ade32791 · Record extracted from the openFDA bulk export of October 29, 2026. Spotted an error? Report it — include the imprint and what looks wrong.