Feel free to contact us.

To save you some time, please visit our Frequently Asked Questions section to see if your question has already been asked and answered.

If you believe you have experienced an adverse event or side effect when using our product, please contact us at 1-800-250-8866

Mon-Fri 8am to 6pm EST or via email at

Click here to view our Privacy Statement.

GlaxoSmithKline (GSK) responds promptly to consumer emails and intends to have those transmissions delivered directly to consumer email accounts. GSK is not responsible for consumer email programs, internet service providers, or corporate email servers that block GSK email messages with filtering software and prevent email from reaching consumers.