FDAMay 28, 2026drug

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 recall recorded by the U.S. Food & Drug Administration.

The hazard

Presence of foreign substance: small metallic particles in chewable tablets.

What to do

FDA enforcement status: Ongoing

Brands named

guardian drugguardian

Recall history

Other federal recalls tied to the same brand — a factual pattern, straight from the source data.

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