• Partnerships
• Publications
• Multimedia
• Worksheets
• Guides
• Toolbox/Catalog
• Databases
• Services

What is phase 4 of clinical trials and why is this important in drug development?

Phase 4 of clinical trials take place after the drug is approved for use. During phase 4 studies information is gathered about the drug's risks, benefits, and optimal use in larger, more diverse populations and any side effects associated with long-term use. To learn more about phase 4 of clinical trials and why it is important for drug development, click on the links below.

• International Psoriasis Council: Understanding the Different Phases of Clinical Trials

Testimonials: How we did it

Relevant publications

Related Tools