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NIOSH Respiratory Protective Device Information

Subject: Effective Immediately: Voluntary Rescission of one A & Z Pharmaceutical, Inc. Approval

NIOSH CA 2024-1072
January 2024


The National Institute for Occupational Safety and Health (NIOSH) has honored a request by A & Z Pharmaceutical, Inc. to voluntarily rescind one NIOSH respirator approval issued to A & Z Pharmaceutical, Inc.

As of December 6, 2023, any respirator marked with a NIOSH approval label with approval number TC-84A-9307 is no longer NIOSH approved. The NIOSH Certified Equipment List no longer includes this approval number.

Due to the voluntary rescission of this NIOSH approval, respirators bearing this NIOSH approval number may no longer be used, manufactured, assembled, sold, or distributed.

Please reach out to A & Z Pharmaceutical, Inc. for additional details related to their decision to voluntarily rescind one approval issued to A & Z Pharmaceutical, Inc. identified in this notice. The Certified Equipment List can be used to locate other NIOSH Approved® respirators.

NIOSH Approved® is a certification mark of the U.S. Department of Health and Human Services (HHS) registered in the United States and several international jurisdictions