Class II · ModerateActive recall
Kirkland Ultra Stregth Antacid 171Ab
Could cause temporary or reversible harm; serious harm is unlikely.
Does this affect you?
Check your lot numberLot#: 1716059, 1716060, 1716061, 1716062, 1716063, 1716218, 1716219, 1716228, 1716229, 1716238, Exp 2/28/2029; 1716258, Exp 3/31/2029.
Where it was soldU.S.A. Nationwide
Find the lot number printed on your box or bottle. If it matches — and you take this medicine — call your pharmacist. Don't stop a prescribed medicine on your own.
What happened
Presence of foreign substance: small metallic particles in chewable tablets.
What to do
- Check the lot number and expiry on your medicine against the recall above.
- Talk to your pharmacist or doctor before changing anything — don't stop on your own.
- Report any problems to FDA MedWatch (1-800-FDA-1088 or fda.gov/medwatch).
Who makes it
Made byGUARDIAN DRUG COMPANY, INC., 2 CHARLES COURT/DAYTON, NJ 08810, FOR: Costco Wholesale Corporation, 999 Lake Drive, Issaquah, WA 98027
| Brand name | KIRKLAND ULTRA STREGTH ANTACID 171AB |
| Generic name | CALCIUM CARBONATE |
| Active ingredient(s) | CALCIUM CARBONATE |
| Distributed by / for | Guardian Drug Co. Inc. |
| NDC | 63981-171-80 |
Show the full FDA record
| Full product label | 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 |
| Recalling firm | Guardian Drug Co. Inc. |
| Distribution | U.S.A. Nationwide |
| Recall initiated | 2026-05-28 |
| Report date | 2026-06-10 |
| Recall completed | — |
| Recall number | D-0557-2026 |
| Classification | Class II |
| FDA status | Ongoing |
| Origin on file | Dayton NJ United States |
Source: U.S. FDA enforcement database (openFDA). Look this up on the official FDA recalls site ↗
This is public FDA recall information, not medical advice. A recall does not always mean your specific bottle is affected. Never stop a prescribed medicine without asking your pharmacist or doctor.