Food and Drug Regulations

C.04.091 The expiration date of a product analogous to a bacterial vaccine shall be not later than 18 months after the date of manufacture or the date of issue, but for dried tuberculin and tuberculin containing at least 50 per cent glycerin the expiration date shall be not later than five years after the date of manufacture or the date of issue, and for all other tuberculins not more than 12 months after the date of manufacture or the date of issue.