A few misconceptions tend to follow discussions of Mexican pharmacy documentation. One is assuming there’s nothing to verify: in reality, prescription requirements differ between Mexico and the U.S. for a number of the same drug categories. Another common assumption gets the details backwards on cost or convenience, when in fact being legal to sell within Mexico doesn’t automatically make a product legal to import into the U.S.. A third misunderstanding overlooks a practical detail that matters more than people expect: keeping prescriptions, receipts, and original packaging together supports both the purchase and any border crossing. Clearing up these points ahead of time makes for a much more informed approach to Mexican pharmacy documentation.