Independent · evidence-based · non-judgmentalDraft · pending medical review
Not yet medically reviewed — information on this site is in preparation and has not been verified by a medical reviewer.

Pill finder · 2 catalogued versions

anhydrous citric acid; aspirin; sodium cation

Pill catalog

Rx/OTC variants · openFDA + DailyMed (public domain) · draft, pending review

This drug comes in 2different versions. Make sure you’re looking at the right one — use the search above to find your exact pill by imprint, color, or shape.

Showing 2 of 2 variants

ALKA SELTZ
Illustration based on reported characteristics. Appearance varies — identical-looking pills can contain completely different substances. Always test.
Strength
ANHYDROUS CITRIC ACID 1000 mg;ASPIRIN 325 mg;SODIUM BICARBONATE 1916 mg;
Imprint
ALKA SELTZER
Color
WHITE
Shape
ROUND
Score
1
Form
C42998
NDC
143 ↗ · 2026-06-18
ALKA SELTZ
Illustration based on reported characteristics. Appearance varies — identical-looking pills can contain completely different substances. Always test.
Strength
ANHYDROUS CITRIC ACID 1000 mg;ASPIRIN 325 mg;SODIUM BICARBONATE 1916 mg;
Imprint
ALKA SELTZER
Color
WHITE
Shape
ROUND
Score
1
Form
C42910
NDC
001 ↗ · 2026-06-18