For general enquiries, please call our corporate switchboard either in the UK or USA, using the phone numbers shown under the 'General' tab.
For specific enquiries related to investors, media, community partnerships or careers, please select the appropriate tab below and select an appropriate phone number.
If you have questions about a specific medical condition, please consult a healthcare professional.
Prescription medicines and vaccines
For enquiries about our prescription medicines and vaccines, phone our UK Customer contact centre on: 0800 221 441. Lines are open from Monday-Friday 8am – 6pm. Outside these hours and on bank holidays, an answer phone service is available.
For enquiries about our oral care products like toothpaste or mouthwash or our over the counter brands like Panadol phone: 0800 783 8881.
For enquiries about our nutritional brands such as Lucozade or Ribena phone: 0800 096 3666.
Lines are open from 9am to 5pm.
UK corporate switchboard: +44 (0)20 8047 5000
UK Pharmaceuticals business: +44 (0)20 8990 9000
United States of America
For enquiries about our prescription medicines and vaccines, phone our Response centre on + 1-888-825-5249.
Lines are open from Monday to Friday, 8am to 6pm Eastern Time.
For enquiries about any of our Consumer Healthcare (over-the-counter) products contact our hotline on + 1 800-245-1040.
Lines are open Monday to Friday from 9am to 4:30pm Eastern Time.
For general queries, phone the US Corporate switchboard: +1 888 825 5249.
Other contact details can be found on the US website.
For enquiries related to US pharmaceuticals, email us.
Other GSK offices around the world
Select your country from GSK Worldwide to see local contact details for GSK offices.
Integrity & compliance contact details
The GSK Integrity Helpline number for countries around the world can be found in the Introduction to Corporate Ethics & Compliance PDF. For more information, take a look at our global compliance page.