Contact

California Location:

Mailing address:
30831 Huntwood Ave.
Hayward, CA 94544
Phone: (510) 240-6000
Fax: (510) 471-3200

Visitors:
31047 Genstar Rd.
Hayward, CA 94544
Phone: (510) 240-6000

Pennsylvania Locations:

Philadelphia
3735 Castor Avenue
Philadelphia, PA 19124
Phone: (215) 613-2400
Fax: (215) 613-2406

New Britain
121 New Britain Boulevard
Chalfont, PA 18914
Phone: (215) 558-4300
Fax: (215) 558-4333

Taiwan:

No. 1, Ke Dong 3rd Road
Jhunan Science Park
Miaoli County 350, Taiwan
Phone: +886-37-586-268

Medical Information for our Branded Products only:

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
     Or:
Phone: 877-99-IMPAX (46729), option 2
     Or:
E-mail: Inquiries@impaxlabs.com

Information about Generic Products:

Phone: 877-99-IMPAX(46729), option 3
     Or:
Click here for additional options.

E-mail contacts for:

Investor Information:  invest@impaxlabs.com