RT Journal
A1 Mitka M
T1 Fda: Flush certain unused medications
JF JAMA
JO JAMA
YR 2009
FD November 18
VO 302
IS 19
SP 2082
OP 2082
DO 10.1001/jama.2009.1634
UL http://dx.doi.org/10.1001/jama.2009.1634
AB 
This Web site, http://www.fda.gov/Drugs/ResourcesForYou/Consumers/BuyingUsingMedicineSafely/EnsuringSafeUseofMedicine/SafeDisposalofMedicines/ucm186187, currently lists 26 medications that consumers should dispose of by flushing. The list will be updated as needed based on future safety risk evaluations of other medications by the FDA.