(FOX40.COM) — If your medicine cabinet has a growing collection of unused or expired medication it might be worth heading to one of hundreds of sites in California and across the country that are taking part in an anonymous drug take-back day set for Oct. 28.

The effort is part of the DEA’s National Prescription Drug Take Back Day and is organized to remove unneeded medications to prevent their misuse or improper disposal that could harm the environment.

On the DEA’s website, users can enter their ZIP code, county or city to find the nearest location that will take the unneeded prescriptions and over-the-counter medications.

Most locations will accept medications from 10 a.m. until 2 p.m.

Accepted drop-off items include: prescription medication, non-prescription medication, veterinary medication

Do not drop off: sharps/lancets, medical waste or illicit substances including marijuana.

inistration Diversion Control Division has year-round drug drop-off locations.