You searched for Resources within the "Drugs, Non-Prescription" category.
MedlinePlus: Over-the-Counter Medicines
National Library of Medicine
PDRHealth : Physicians' desktop reference.
"PDRHealth is the consumer web portal of the Physicians' Desk Reference (PDR)... The PDRHealth site offers consumer-friendly explanations of disease states and conditions as well as the safe and effective use of prescription and non-prescription drugs as well as herbal medicines."