The U.S. Customs and Border Protection (CBP) website provides information about taking medication or food to the United States and information about prohibited and restricted items.

Visit the U.S. Customs and Border Protection (CBP) website at: https://www.cbp.gov/travel/us-citizens/know-before-you-go/prohibited-and-restricted-items

The United States Postal Service (USPS) website provides information about mailing items overseas from the U.S, including lists of prohibited and restricted items.

Visit the United States Postal Service (USPS) website: https://www.usps.com/ship/shipping-restrictions.htm

For information regarding what items you can take to Spain and Andorra from the U.S. you must contact the appropriate government authority in Spain or Andorra.

Bringing Pets into the U.S.:

Dogs: Dog owners returning to the United States are reminded to plan well in advance and to thoroughly read the guidance found on the Bringing a Dog into the U.S. website, especially when coming from a high-risk rabies country .

All other animals: Bringing an Animal into the U.S. | Importation | CDC

Bringing Pets into Spain:

https://www.mapa.gob.es/es/ganaderia/temas/comercio-exterior-ganadero/desplazamiento-animales-compania