Clinical trials are conducted in phases to test the safety and effectiveness of new drugs or treatments. Phase 1 involves a small group of healthy volunteers to assess safety and dosage. Phase 2 expands to a larger group of patients to evaluate effectiveness and further review safety.
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Phase 3 includes an even larger population to confirm effectiveness, monitor side effects, and compare it to standard treatments. If successful, the drug is submitted for regulatory approval. Phase 4 occurs after approval, monitoring long-term effects and effectiveness in a broader population. Each phase is crucial to ensure the treatment is safe and effective for public use.
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Table of Content for Clinical Trials Phases PPT
- Introduction
- Why do we need clinical trials?
- Phases of Clinical Trial
- Drug development process
- Conclusion
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