: You must declare all drugs to a CBP official immediately upon arrival.

If you plan to purchase Xanax in Mexico and bring it back to the United States, you must follow Customs and Border Protection (CBP) guidelines to avoid legal penalties:

Buying Xanax (alprazolam) in Mexico is possible but carries significant health and legal risks. While it is often sold under the brand name and may be cheaper or easier to obtain than in the U.S., travelers must navigate strict border regulations and a high prevalence of counterfeit pills. Key Legal and Border Requirements

: The medication must remain in its original container at all times. Prescription Requirements :

: Under certain personal use exemptions, individuals may bring up to 50 dosage units without a U.S. prescription, though a written statement or prescription from a Mexican doctor may still be requested by officials.