Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 10/24/2025

Melasma Treatment with Corticosteroid-Hydroquinone Combinations

Safety and Efficacy

  • The American Academy of Dermatology recommends limiting facial use of betamethasone to 2-4 weeks maximum, then taper or switch to hydroquinone alone for maintenance 1
  • For sensitive facial areas, a milder corticosteroid like hydrocortisone 1-2.5% may be preferable to betamethasone 1
  • Monitor for signs of skin atrophy, telangiectasia, or HPA axis suppression with prolonged use 2, 3

Treatment Protocol

  • Apply the betamethasone-hydroquinone mixture once daily at bedtime to affected areas only, and use strict sun protection (SPF 30+) daily, as both agents increase photosensitivity 1, 2
  • Expect visible improvement within 4-8 weeks, and avoid continuous corticosteroid use beyond 4 weeks on facial skin 1

Duration Strategy

  • Use betamethasone-hydroquinone combination for 2-4 weeks to reduce inflammation and initiate depigmentation, then transition to hydroquinone alone or add tretinoin for sustained effect 1