Every medicine you buy has an expiration date printed on it somewhere, but does it actually go bad? This week on Reactions, we explain the chemistry of drug expiration dates.

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Credits:
Producer: Kirk Zamieroski
Writer: Alexa Billow
Scientific Consultants: Lee Cantrell, PhD
Executive Producer: George Zaidan
Fact Checker: Alison Le

Music:
Robert Daglio – Mr. Fantastic

Sources:
https://www.nytimes.com/2014/02/11/science/do-some-drugs-become-dangerous-after-expiration.html
https://www.dddmag.com/article/2012/10/testing-drug-stability-long-term-storage
http://www.jocpr.com/articles/stability-study-of-tetracycline-drug-in-acidic-and-alkaline-solutions-by-colorimetric-method.pdf
https://www.npr.org/sections/health-shots/2017/07/18/537257884/that-drug-expiration-date-may-be-more-myth-than-fact
https://www.mayoclinicproceedings.org/article/S0025-6196(15)00667-9/fulltext
https://www.documentcloud.org/documents/3516397-Expired-drugs-research-letter.html
https://www.fda.gov/EmergencyPreparedness/Counterterrorism/MedicalCountermeasures/MCMLegalRegulatoryandPolicyFramework/ucm411446.htm
https://www.fda.gov/Cosmetics/Labeling/ExpirationDating/default.htm
https://www.health.harvard.edu/staying-healthy/drug-expiration-dates-do-they-mean-anything
https://thedoctorweighsin.com/some-thoughts-on-expiration-dates/
http://pharmacytechniciansletter.therapeuticresearch.com/pl/ArticlePDF.aspx?dd=260113

Ever wonder why dogs sniff each others’ butts? Or how Adderall works? Or whether it’s OK to pee in the pool? We’ve got you covered: Reactions a web series about the chemistry that surrounds you every day.

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