Guardian Drug Co. Inc. has been the subject of 23 FDA enforcement/approval records tracked by Argus HQ, compared to 4 for Zydus Pharmaceuticals (USA) Inc.
Guardian Drug Co. Inc.: 0 warning letters, 23 recalls, 0 approval records, 0 Form 483s.
Zydus Pharmaceuticals (USA) Inc: 1 warning letter, 2 recalls, 1 approval record, 0 Form 483s.
Side by side
Guardian Drug Co. Inc. — Warning letters0
Zydus Pharmaceuticals (USA) Inc — Warning letters1
Guardian Drug Co. Inc. — Recalls23
Zydus Pharmaceuticals (USA) Inc — Recalls2
Guardian Drug Co. Inc. — Approval records0
Zydus Pharmaceuticals (USA) Inc — Approval records1
Guardian Drug Co. Inc. — Form 483s0
Zydus Pharmaceuticals (USA) Inc — Form 483s0
Timeline
Cite this comparison
Pre-formatted for a story, footnote, or reference list:
"Guardian Drug Co. Inc. vs Zydus Pharmaceuticals (USA) Inc: FDA Enforcement Comparison." Argus HQ, accessed July 13, 2026. https://argushq.ai/compare/guardian-drug-co-inc-vs-zydus-pharmaceuticals-usa-inc
Source: FDA.gov (aggregated across Warning Letters, Recalls, Approvals, Form 483s) ↗