
If you have questions regarding your use of any GSK products, please consult your healthcare provider as they are the best source of information regarding your health.
Get in touch

Canada
100 Milverton Drive
Suite 800
Mississauga, Ontario
L5R 4H1
Tel: 905-819-3000
GSK - Bureau d'affaires du Québec
Ste-Foy vaccine production facility - production centre
Ste-Foy vaccine production facility - administrative offices
GSK Canada customer service
Tel: 1-800-387-7374
Email: cacsu@gsk.com
Employees
Canada Human Resources support
Tel: 1-888-819-3060
Use the Canada HR main number to contact the right team for information regarding benefits and employment related questions.
Accounts receivable
Tel: 1-888-224-1050
Email: ca.credit@gsk.com
Media contacts
If you are a member of the Canadian media and you require more information from GSK, please contact Corporate Communications at 1-855-593-6274.
The telephone number above is for media enquiries only.
To contact GSK’s head office switchboard, please call 905-819-3000 or visit our Contact us page on this site.
Report a possible side effect
At GSK Canada, we take the safety of our patients and consumers very seriously. Your own health care professional is the best source of information regarding your health. To report a possible side effect for any GSK product:
Tel: 1-800-387-7374
Email: drugsurv.a.ca@gsk.com
Privacy contact information
Our Privacy Center outlines how GSK handles the processing of personal information when dealing with your inquiry or report.
Accessibility for Ontarians with Disabilities
For assistance with AODA, please contact the Customer Service Team at:
Tel: 1-800-387-7374
Email: cacsu@gsk.com.
Please access the Feedback form online (DOCX - 51 KB). Once completed, kindly email it to cacsu@gsk.com.
Integrity and Compliance contact details
Our GSK Speak up integrity lines are available worldwide to report alleged breaches of legal or regulatory obligations, financial fraud or any other alleged contravention of GSK's Code and company policies. Visit global Compliance for more details.