It also explains the legality of buying medications in Mexico and the rules regarding crossing the border with pharmaceuticals. This article discusses how to use a Mexican pharmacy. All medications must be declared upon arrival at the border. Login now , or subscribe today. The price difference is so great that some Americans travel to Mexico to take advantage of the savings. It’s a small market so advertising doesn’t make a dent in the costs, but you can help! What is self-medication and why it is not recommended?Book some cultural tours through Vallarta Adventures and experience the hidden Puerto Vallarta historical sites, like El Tuito and a botanical garden. Safe storage, distribution and control of drugs and medications, and its expiration dates. hour availability of drugs and medications. Pharmacy in Puerto Vallarta at Hospital . Choose and place your order. LOCATION. Locate our nearest branch. FEATURED PRODUCTS. Featured Products in our Inventory. Add to cart. Effective Repel Body .