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Hand hygiene01:23

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Related Experiment Video

Updated: Jul 8, 2025

Quantification of Hypopigmentation Activity In Vitro
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Topical Hydroquinone for Hyperpigmentation: A Narrative Review.

Isabella M Fabian1, Evan S Sinnathamby2, Chelsi J Flanagan3

  • 1School of Medicine, Louisiana State University Health Sciences Center Shreveport, Shreveport, USA.

Cureus
|December 18, 2023
PubMed
Summary

Topical hydroquinone effectively treats hyperpigmentation disorders like melasma. While beneficial, it requires professional prescription due to potential side effects and varying global regulations.

Keywords:
cosmeticshydroquinonehyperpigmentationmelasmaskin lightening

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Area of Science:

  • Dermatology
  • Pharmacology

Background:

  • Topical hydroquinone (HQ) is a long-standing treatment for hyperpigmentation disorders, including melasma, post-inflammatory hyperpigmentation, and solar lentigines.
  • It is also utilized for cosmetic skin lightening, impacting many individuals globally and affecting quality of life.

Purpose of the Study:

  • To comprehensively review the existing literature on hydroquinone's efficacy and safety in treating skin hyperpigmentation disorders.
  • To evaluate hydroquinone's role in pharmaceutical treatment regimens for hyperpigmentation.

Main Methods:

  • A comprehensive literature search was conducted focusing on topical hydroquinone for skin hyperpigmentation.
  • A literature review was performed to synthesize findings on efficacy, side effects, and therapeutic applications.

Main Results:

  • Hydroquinone demonstrates effectiveness in treating various hyperpigmentation disorders.
  • It can be combined with other therapies for improved outcomes.
  • Evidence supports its use as a topical therapy, but it is associated with side effects.

Conclusions:

  • Hydroquinone is an effective agent for treating skin hyperpigmentation disorders.
  • Its use necessitates prescription by trained professionals to manage side effects and ensure proper patient education.
  • Hydroquinone can be integrated into pharmaceutical treatment plans for hyperpigmentation.