Terazosin for Dementia With Lewy Bodies

In this double blind, randomized, placebo controlled phase I clinical trial, subjects randomized into the Terazosin group will receive Terazosin hydrochloride treatment for 15 weeks. Participants will start at 1mg daily for the first 6 week, then the dosage will be increased to 5mg daily over 3 weeks, and continued for the last 6 weeks.

In this double blind, randomized, placebo controlled phase I clinical trial, subjects randomized into the control group will receive placebo for 15 weeks.