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Clinical trialNCT03372811CompletedPhase 2Interventional

Efficacy and Safety of a Botanical Total Coumarin (TC) Cream in Treating Patients With Psoriasis Vulgaris (PLANTCOAT-IIb Trial)

SponsorPsoriasis Research Institute of GuangzhouEnrollment88Psoriasis VulgarisTopical Administration
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

A Double-Blind, Randomized, Placebo-Controlled, Multicenter Phase IIb Clinical Trial to Evaluate the Efficacy and Safety of a Botanical Total Coumarin Cream (TC) in Treating Patients with Psoriasis Vulgaris

Investigators

The overall officials registered on this study. Names that resolve to a FindMyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

2 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Department of Dermatology, State University of New York, Downstate Medical Center

    New York, New York, United States

  • Dermatology Associates

    Seattle, Washington, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Total coumarin creamVehicle
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
11 Jun 2015
Primary completion
14 Mar 2018
Completion
30 Jun 2018
Last update posted
25 Mar 2026
Registered enrollment
88
Registry id
NCT03372811

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; FindMyKOL does not interpret them.