General Drug Information

• Drugs.com
   
• FDA Consumer Drug Information - Index to Drug-Specific Information 
   
• Johns Hopkins ABX Guide 
   
• MedlinePlus Drug Information 
   
• Medscape Reference: Drugs & Diseases
   
• U.S. Pharmacopeia

Drug Shortages

• Drug Shortages
  • ASHP’s Drug Shortages is the most widely recognized leading source of evidence-based drug shortage information for clinicians, consumers, and health policy leaders.

Clinical Trials for Drugs

• CenterWatch 
   
• National Institutes of Health - Drug Intervention

Drug Safety & Side Effects

• ChainOnline
   
• Drugs@FDA
   
• MedWatch

New Drugs

• Drug Approval Reports - Drugs@FDA 
   
• New Medicines in Development Database

Nutrients and Supplements

• MedlinePlus Drugs, Supplements, and Herbal Information 
   
• USDA Food Composition Database

Apps

Drugs.com 

Epocrates 

Medscape