Hal Chapman
Clinical trials sponsored by Hal Chapman, explained in plain language.
-
Green tea extract studied for lung scarring: safe?
Symptom relief CompletedThis study tested the safety of a purified green tea extract called EGCG in 50 people with idiopathic pulmonary fibrosis (IPF), a lung scarring disease. Participants took EGCG or a placebo daily for 12 weeks. The main goal was to see if EGCG is safe and how it interacts with stan…
Phase: PHASE1 • Sponsor: Hal Chapman • Aim: Symptom relief
Last updated May 17, 2026 05:31 UTC
-
Green tea extract under the scanner: can PET imaging reveal its effect on lung scarring?
Knowledge-focused CompletedThis study tested a special PET scan that can detect collagen, a protein that builds up in scarred lungs. The goal was to see if this scan could measure the effect of a green tea extract called EGCG in people with idiopathic pulmonary fibrosis (IPF). Twelve participants who were …
Phase: PHASE1 • Sponsor: Hal Chapman • Aim: Knowledge-focused
Last updated May 14, 2026 12:06 UTC