Comparison of the effect of cysteamine cream and hydroquinone cream in the treatment of acne pigmentatio

Phase 3

Recruiting

• Conditions: Acne-induced post-inflammatory hyperpigmentation.; Postinflammatory hyperpigmentation; L81.0

• Registration Number: IRCT20140212016557N5
• Lead Sponsor: Shiraz University of Medical Sciences

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Last Update Posted: 17 December 2019

Recruitment & Eligibility

• Status: Recruiting
• Sex: All
• Target Recruitment: 50

Inclusion Criteria

Facial acne post-inflammatory hyperpigmentation
No active acne lesion after or during treatment of acne

Exclusion Criteria

Receiving any depigmenting agent since 2 months before being recruited in the study
Pregnancy
Lactation
History of hypersensitivity to ingredients of either drugs
Patients taking oral contraceptive pills

Study & Design

• Study Type: interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Melanin index. Timepoint: before intervention and 2 and 4 months after intervention. Method of measurement: SkinColorCatch instrument.

Secondary Outcome Measures

Name	Time	Method
Determination of postacnehyperpigmentation index (PAHPI). Timepoint: before intervention and 2 and 4 months after intervention. Method of measurement: postacnehyperpigmentation index (PAHPI) formula.