(Just in case things get dicey for a bit.) Are drugs safe to take past expiration date? (answer: yes). And more... https://www.drugs.com/article/drug-expiration-dates.html  Also, the animal antibiotics that are sold on line or pet stores for pets and fish are said to be the exact same manufacturers/dose for humans. http://tacticalintelligence.net/blog/how-to-stock-up-on-antibiotics-without-a-prescription.htm  Save and print.