← Back to all recalls
DRUG RECALLMODERATE
Kirkland Signature Ultra Strength Antacid
Guardian Drug is recalling Kirkland Signature Ultra Strength Antacid tablets due to potential metallic particle contamination.
What to do
Stop using the product immediately and return it to any Costco warehouse for a full refund.
Why it was recalled
Presence of foreign substance: small metallic particles in chewable tablets.
How to identify it
KIRKLAND Signature, ULTRA STRENGTH ANTACID, Calcium Carbonate, 1000 mg, 265-count bottle, MANUFACTURED BY: GUARDIAN DRUG COMPANY, INC., 2 CHARLES COURT/DAYTON, NJ 08810, FOR: Costco Wholesale Corporation, 999 Lake Drive, Issaquah, WA 98027, NDC 63981-171-80
Official source
← Back to all recalls
Editorial summary by Recall Canary · last updated 2026-06-04 · primary source: U.S. Food and Drug Administration · severity reflects the agency's published classification