Clinical trialNCT00750152CompletedPhase 3Interventional

Multicenter Study of the Safety and Efficacy of NAFT-500 in Tinea Cruris

SponsorMerz North America, Inc.Enrollment334Jock ItchTinea Cruris

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

A research study to compare the safety and effectiveness of an investigational medication called NAFT-500 to placebo (no active treatment), when used in subjects with tinea cruris, also known as jock itch.

clinicaltrials.gov ↗

Investigators

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

Lawrence Parish, MD
Paddington Testing Company
Principal InvestigatorKOL profile →
clinicaltrials.gov ↗

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

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

Puerto Rico

Edwin Camilio Vazquez, Md
Aguas Buenas, Puerto Rico
Medicina General Y Cirugia Menor
Cayey, Puerto Rico
Advanced Medical Concepts, Psc
Cidra, Puerto Rico
Manuel Guzman, Md
Humacao, Puerto Rico
Isabel Quijano, Md
Rio Piedras, Puerto Rico

United States

Radiant Research
Birmingham, Alabama, United States
University Clinical Trials
San Diego, California, United States
University of California San Francisco Dept of Dermatology
San Francisco, California, United States
Fxm Research
Miami, Florida, United States
Fxm Research
Miramar, Florida, United States
Tulane Univeristy Health Services Ctr.
New Orleans, Louisiana, United States
Silverton Skin Institute
Grand Blanc, Michigan, United States
Zoe Draelos, Md
High Point, North Carolina, United States
Haber Dermatology
Euclid, Ohio, United States
Paddington Testing Company
Philadelphia, Pennsylvania, United States
Tennesse Clinical Research
Nashville, Tennessee, United States
J&s Studies
College Station, Texas, United States
Research Across America
Dallas, Texas, United States
Research Across America
Plano, Texas, United States
Oakwell Clinical Research
San Antonio, Texas, 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.

NAFT-500Placebo

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: 30 Sept 2008
Primary completion: 31 Aug 2009
Completion: 28 Feb 2010
Last update posted: 22 Apr 2013
Registered enrollment: 334
Registry id: NCT00750152

clinicaltrials.gov ↗

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.