From Hit to Medicine

The long odds

An interactive lesson with 4 steps, about 5 minutes: you predict, drag and solve, with instant feedback on every answer. It runs in your browser and needs JavaScript.

What you’ll learn

• Hit → lead → candidate → phases I–III → approval.
• Only ~8% of drugs entering trials are approved.
• Structure–activity relationships map an unseen pocket.

Steps

1. A funnel
2. Multiply the odds
3. Structure–activity
4. Why so expensive?