Focused on Delivering High Quality Products and Service

Customer Service

For customer service-related issues, including status confirmation of a current order or backorder, product return form, procedures for return goods, or information on a shipment, contact:

Customer Service at (215) 558-4300

For all other inquiries, contact a member of Impax Pharmaceutical’s corporate trade team:

Italo Pennella
Trade Account Manager
Impax Specialty Pharma
A Division of Impax Laboratories, Inc.
31047 Genstar Road
Hayward, CA 94544
Phone: (480) 219-9989

Medical Information

For scientific, technical information or to report an adverse event or product quality complaint, please contact:

31047 Genstar Road
Hayward, CA 94544
Attention: Medical Affairs
Phone: (877) 99-Impax (46729), option 2

Follow the link below for the Impax Adverse Event and Product Complaint Report Form: