Phase I trial
Clinical trials in humans begin at phase 1, which is used to determine safety. These trials are small, often enrolling fewer than 100 subjects, and the patients understand there is considerable risk in their participation. These trials generally take six months to a year.
Recent Mentions on Fool.com
- Forget ExxonMobil and Chevron; BP Is the Best Integrated Major for Your Portfolio
- These 3 Biotech Stocks Are Losing Money, But We'd Still Buy Them
- Are Biotech Stocks Really Overvalued?
- BP plc's CFO Gives Investors 5 Key Takeaways
- Where Is Radius Health Now?
- A Serial Entrepreneur's Take On Tech, 'Power to the People' and Start-Up Valuations