Contact Us

World Headquarters

Physical Address:
Stiefel, a GSK company
20 T.W. Alexander Drive
Research Triangle Park
NC 27709
USA

U.S. Mailing Address:
Stiefel, a GSK company
P.O. Box 13398
Research Triangle Park
NC 27709
USA

Package Delivery Address (FedEx, UPS, etc.):
Stiefel, a GSK company
2512 S. TriCenter Boulevard
Research Triangle Park
NC 27709
USA

If you have a question about a Stiefel product or want to report a side effect, please call the Response Center at 1-888-STIEFEL (784-3335), Monday-Friday, 8:00 am - 6:00 pm ET.

Stiefel, a GSK company, respects the privacy of visitors to its websites. Please see our privacy statement for more information.

For global contact information, please visit our worldwide website

If this is a medical emergency, please dial 911.