The expiry date is mentioned on each blister. It is different for different batches. The shelf life is 2 years from the date of manufacture and would differ from batch to batch depending on when they were manufactured.
Dear Sir,
The order placed on the 19-11-2007 was delivered within 7 days, a most
impressive service.
Be assured that when I decide to place further orders I will contact you
again, and will inform my friends of your excellent service.