- RxList – The Internet Drug Index for prescription drugs, medications and pill identifierwww.rxlist.com
- PDR.net – The Most Trusted Source for FDA-approved Drug Labeling for Physicians and Prescriberswww.pdr.net
- MedicineNet – Health and Medical Information Produced by Doctorswww.medicinenet.com
- ConsumerMedSafety.orgwww.consumermedsafety.org
- Institute for Safe Medication Practiceswww.ismp.org
- Consumer Healthcare Products Associationwww.chpa-info.org
