U.S. doctors online nowAsk doctors free
UT
A 39-year-old female asked:

Told by a doctor antibiotics in the fridge last for 1 year. i took 1 dose of 1 yr old expired amoxicillin liquid and then was told by a pharmacist that the dr was wrong. i have thrown the rest of the amoxicillin out, but i am concerned. will i be ok?

1 doctor answer1 doctor weighed in
Dr. James Ferguson
Pediatrics 46 years experience
Hurt = no: Once water is added. the liquid forms of antibiotics retain potency for 10-14 days in the fridge. After that point they deteriorate to basic proteins & debris. It would have no real potency after a year but the effect on you would be no worse than a bit of sour milk.

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Educational text
Free
Talk to a doctor
24/7 visits - just $39!
50% off with $15/month membership

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Educational text
Free
Talk to a doctor
24/7 visits - just $39!
50% off with $15/month membership
Last updated Jan 3, 2018
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits - just $39!
50% off with $15/month membership

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.