June 2023 in “Dermatology and Therapy” This study found that for patients with moderate-to-severe chronic hand eczema, combining fractional CO2 laser with halometasone cream was more effective than using halometasone cream alone, with a higher treatment success rate and fewer relapses, though skin pigmentation was a common side effect.
October 2025 in “Iraqi postgraduate medical journal” This study observed that using fractional CO2 laser-assisted delivery of clobetasol propionate cream significantly improved treatment outcomes for localized alopecia areata compared to the cream alone, suggesting the laser's enhancing effect on hair regrowth.
In this study involving 13 patients with vitiligo-associated leukotrichia, minimal hair repigmentation was observed following treatment with fractional CO₂ laser and topical betamethasone, though the method was well tolerated, highlighting the need for further research to optimize treatment parameters.
3 citations
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September 2022 in “Archives of dermatological research” In this study, fractional CO2 laser treatment for alopecia areata was found to significantly increase terminal hair and patient satisfaction compared to betamethasone valerate cream alone, highlighting its efficacy and safety both as a standalone and combined treatment.
2 citations
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October 2021 in “QJM” This study found that both CO2 laser combined with topical methotrexate and calcipotriol plus betamethasone treatments improved nail psoriasis similarly, but some symptoms showed no improvement.