Clinical trialNCT01111994UnknownPhase 4Interventional

Efficacy & Safety of Clindamycin and Tretinoin in Acne

SponsorCallender Center for Clinical ResearchEnrollment30Acne

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is ascertain the efficacy and safety of Clindamycin Phosphate 1.2% and Tretinoin 0.025% in the treatment of Acne and Post Inflammatory Hyperpigmentation in patients with skin of color.

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.

Valerie Callender, MD
Callender Center for Clinical Research
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

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

Callender Center for Clinical Research
Mitchellville, Maryland, United States
Society Hill Dermatology
Philadelphia, Pennsylvania, 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.

Clindamycin Phosphate 1.2% and Tretinoin 0.025% Gel

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 Nov 2009
Primary completion: 31 Mar 2010
Completion: 30 Apr 2010
Last update posted: 20 May 2010
Registered enrollment: 30
Registry id: NCT01111994

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.