A medical exemption certificate is valid for 5 years.
We'll send you a letter confirming your certificate is due to expire one month before the expiry date if you're under age 60.
Read how to renew your medical exemption certificate.
The start date of your certificate is backdated one month from the date your FP92A application form is received. We cannot change the start date of a medical exemption certificate.
Your certificate must be valid on the date you collect your NHS prescription.
Check what help you could get to pay for NHS costs and apply online.