All products are well within expiry dates. Generally the items are manufactured about six months ago with a three year lifetime, so on average you have about 2.5 years before the expiry date is reached.

There is no need for a prescription for this product.

Heartgard made by Merial Animal Health. We usually have made in USA versions. But as we source our products from all over the world, it can be different. Merial also produce this in Europe and South Africa. So it could be from any of these regions as well as USA.