What is an expiration date?

Expiration dates on prescription and over-the-counter drugs are mandated by federal law. The dates indicate the period during which the product is guaranteed to be safe and effective based on the manufacturer's internal testing. Expiration dates on food are not required by federal law except on infant formula.

What is the difference between expiry date and best before date?

Expiry date refers to when a product goes bad and is no longer safe to use or consume. Expiration usually requires an item to be thrown away. Best before date is the indicative period when a product or food is no longer in its original perfect condition after manufacture but it can still be used.

What is a Prescription Drug expiration date?

Prescription drug expiration dates indicate how long the manufacturer can guarantee the product's safety and effectiveness based on its own internal testing. A product may have a "sell by" date, a "use by" date, a "best by" date, or a "do not use after" date stamped on the package or the container.

What is an option expiry date?

By the option expiry date of 21 December the FTSE 100 index stood at 5,100. This term is used in logistics and inventory management to describe a way of dealing with perishable products, or with a specified expiry date. The first validation prints an expiry date and time on the back of the ticket.