Spec sheet 001 / Educational clinical trial information
From Phase 1 to Phase 4, a plain map.
Phaseno is a guide to the phases of clinical research and the labels on a public study record. It is educational only. We do not run studies, recommend any, or give medical advice.
| The four phases | What each phase is generally trying to learn. |
|---|---|
| From lab to review | How the pieces fit before a product reaches regulators. |
| Reading the status | What Recruiting, Completed and Terminated mean on a record. |
Open a sheet
Step 1 / 7 min
The four phases: what each step of research is trying to learn
Clinical research is often described as a staircase with four main steps. Each one asks a different question, and each is built on the answers of the one before.
Open spec sheet →Step 2 / 6 min
From lab to review: how the pieces fit before a product reaches regulators
Before a Phase 1 study ever starts, years of lab work come first. After Phase 3, a formal review follows. Here is the whole arc in short form.
Open spec sheet →Step 3 / 5 min
Reading a status label: Recruiting, Active, Completed and the rest
On a public study record, a short status label tells you where the study is in its life. The words are simple, but they are specific.
Open spec sheet →3phase notes
4phases explained
0details shared with sponsors