You will need to do a little vetting. Santa Monica-based GoodRx tracks prescription drug prices at more than 70, pharmacies across the U. As more and more Americans struggle to cover the cost of prescription medications, a trip to Mexico is an attractive solution, especially for those who live along the southern border. Even then, there are restrictions. However, if you have medications that are considered a controlled substance including some cough medicines, tranquilizers, sleeping pills, antidepressants, or stimulants, you may only bring up to 50 dosage units across the border without a prescription. Read below for sites that can help with that.11 years ago Save which is the best pharmacy to go to for Viagra. Do you need a prescription? stixnston@test1.ru Report inappropriate content of 27 replies . You Don’t Have to Go to Mexico for Cheap ED Medications. A trip to Mexico to purchase low-cost Viagra, Cialis, or another erectile dysfunction drug may not end up saving you . It was $ Faced with high U.S. prices for prescription drugs, some Americans cross the border to buy insulin pens and other meds. At least 1 insurer reimburses flights to the .