Oxycodone vs. Percocet: Comparing Efficacy, Side Effects, and Dosage
OxyContin Pill Images
Basic Facts About OxyContin: A Highly Addictive Drug
Fentanyl owes its potency over heroin to differences in chemical structure.
If your pill has no imprint it could be a vitamin, diet, herbal, or energy pill, or an illicit or foreign drug.