Guardian Drug Co. Inc.: Kirkland Signature, Ultra Strength Antacid, Calcium Carbonate, 1000 Mg, 265-count Bottle

Recall Summary Kirkland Signature Ultra Strength Antacid (Calcium Carbonate, 1000 mg, 265-count bottles) made by Guardian Drug Company and sold at Costco is being recalled because some tablets contain small metallic particles. The product was distributed nationwide across all U.S. states and Washington, D.C.

Recalling firm
Guardian Drug Co. Inc.
Product
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
Reason
Presence of foreign substance: small metallic particles in chewable tablets.
Classification
Class II
Category
drug recall
Country
United States
Agency
U.S. Food and Drug Administration
Recall date
2026-05-28
Status
Ongoing
Areas affected
AL, AK, AZ, AR, CA, CO, CT, DE, FL, GA, HI, ID, ...
Distribution
U.S.A. Nationwide

Official recall notice from U.S. Food and Drug Administration

Recall details on Nibble Recalls: https://trynibble.app/recalls/63602ca2-be1c-4857-a878-626f5ebec97d