What’s New in Hair Loss

March 2019 in “ Dermatologic Clinics ”

Leopoldo Duailibe Nogueira Santos, Jerry Shapiro

frontal fibrosing alopecia retinoids alopecia areata Janus Kinase inhibitors 5α-reductase isotretinoin acitretin finasteride JAK inhibitors Propecia

From the encyclopedia

Alopecia Areata →

autoimmune disorder causing patchy hair loss

Finasteride →

Frontline, gold standard treatment for combatting androgenic alopecia

Studysummary This review discusses recent literature on retinoids, platelet-rich plasma, and JAK inhibitors for hair loss treatments without offering new clinical results.

Automatically generated from the study's abstract, not written by a person, and not a review of the full paper. Not medical advice or a treatment recommendation. Read the original study, and consult a qualified healthcare professional before changing treatment. Full disclaimer

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Research cited in this study

37 / 37 results

research Treatment of Alopecia Universalis with Topical Janus Kinase Inhibitors – A Double Blind, Placebo, and Active Controlled Pilot Study

49 citations , August 2018 in “International Journal of Dermatology”

In this phase I study, partial hair regrowth was observed in patients with alopecia universalis using topical JAK inhibitors, though more research is needed to confirm potential as a treatment alternative to clobetasol.

research JAK Inhibitors for Treatment of Alopecia Areata

63 citations , July 2018 in “The journal of investigative dermatology/Journal of investigative dermatology”

In this review, the researchers reported that JAK inhibitors, originally approved by the FDA for other uses, have shown effectiveness in reversing hair loss in patients with moderate to severe alopecia areata, based on current preclinical and clinical studies.

Evaluating the Efficacy of Different Platelet-Rich Plasma Regimens for Management of Androgenetic Alopecia: A Single-Center, Blinded, Randomized Clinical Trial

research Evaluating the Efficacy of Different Platelet-Rich Plasma Regimens for Management of Androgenetic Alopecia: A Single-Center, Blinded, Randomized Clinical Trial

46 citations , May 2018 in “Dermatologic Surgery”

In this study, subdermal platelet-rich plasma injections significantly increased hair count and shaft caliber in individuals with androgenetic alopecia, with monthly treatments potentially offering greater benefits.

research Systematic Review of Platelet-Rich Plasma (PRP) Preparation and Composition for the Treatment of Androgenetic Alopecia

37 citations , May 2018 in “Journal of Cosmetic Dermatology”

This review analyzed clinical trial protocols for platelet-rich plasma preparation in hair loss treatment, finding inconsistent and insufficient reporting that complicates comparison and efficacy determination.

research Trichologic Response of Platelet-Rich Plasma in Androgenetic Alopecia Is Maintained During Combination Therapy

15 citations , March 2018 in “Journal of The American Academy of Dermatology”

This study found that platelet-rich plasma combined with other hair restoration therapies significantly increased hair density in patients with androgenetic alopecia, though it did not statistically affect hair shaft diameter.

An Open-Label Pilot Study to Evaluate the Efficacy of Tofacitinib in Moderate to Severe Patch-Type Alopecia Areata, Totalis, and Universalis

research An Open-Label Pilot Study to Evaluate the Efficacy of Tofacitinib in Moderate to Severe Patch-Type Alopecia Areata, Totalis, and Universalis

130 citations , February 2018 in “Journal of Investigative Dermatology”

This study found that tofacitinib led to ≥50% hair regrowth in eight out of twelve patients with moderate to severe alopecia areata, suggesting a potential benefit for using JAK inhibitors in treating this condition.

research Platelet-Rich Plasma for Androgenic Alopecia Treatment: A Comprehensive Review

16 citations , January 2018 in “Dermatology Online Journal”

This review discusses platelet-rich plasma treatment for androgenic alopecia, summarizing current understanding of the disease and the need for standardized clinical trials, but it reports no new results.

research Alopecia Areata: Treatment Options and Efficacy

182 citations , December 2017 in “Journal of the American Academy of Dermatology”

This article reviews current and emerging treatments for alopecia areata, including Janus kinase inhibitors, highlighting variability in clinical outcomes and the lack of sustained remission.

research Alopecia Areata: Overview and Insights from January 2018

290 citations , December 2017 in “Journal of The American Academy of Dermatology”

This article reviews the epidemiology, clinical evaluation, and pathogenesis of alopecia areata and highlights recent advancements, but it does not report new clinical findings.

research A Review of Platelet-Rich Plasma: History, Biology, Mechanism of Action, and Classification

348 citations , July 2017 in “Skin appendage disorders”

This review discusses the use of platelet-rich plasma in dermatology for various applications such as tissue regeneration and wound healing, but it reports no new clinical results and calls for clearer guidance on suitable treatments.

research A Case of Topical Ruxolitinib Treatment Failure in Alopecia Areata

30 citations , June 2017 in “Journal of cutaneous medicine and surgery”

This study reports that topical ruxolitinib failed to induce hair growth in a 66-year-old patient with alopecia areata, highlighting the need to explore factors affecting treatment response and compare topical vs oral administration outcomes.

research Topical Janus Kinase Inhibitors for the Treatment of Pediatric Alopecia Areata

83 citations , June 2017 in “Journal of the American Academy of Dermatology”

This study observed that most pediatric patients with alopecia areata experienced some hair regrowth after treatment with topical JAK inhibitors, and the formulations were generally well-tolerated with mild lab abnormalities in some cases.

research Frontal Fibrosing Alopecia: Clinical and Prognostic Classification

74 citations , April 2017 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology”

This study classified frontal fibrosing alopecia patients into three clinical patterns, finding that pattern III had the best prognosis and pattern II the worst after treatment with dutasteride and corticosteroids.

research Platelet-Rich Plasma by Single Spin Process in Male Pattern Androgenetic Alopecia: Is It an Effective Treatment?

27 citations , January 2017 in “Indian Dermatology Online Journal”

This study found no significant benefit from PRP injections for treating androgenetic alopecia in men, highlighting the need for larger, well-designed trials to assess its effectiveness and safety.

research Primary Cicatricial Alopecia: Treatment Approaches and Classification

95 citations , November 2016 in “Journal of The American Academy of Dermatology”

This article reviews primary cicatricial alopecias, focusing on lymphocytic forms such as chronic cutaneous lupus erythematosus, according to a classification by the North American Hair Research Society, and reports no new clinical results.

research Tofacitinib for the Treatment of Alopecia Areata and Variants in Adolescents

139 citations , November 2016 in “Journal of the American Academy of Dermatology”

In this retrospective review, tofacitinib treatment was associated with clinically significant hair regrowth in most adolescent patients with alopecia areata, though limitations suggest further studies are needed to confirm these findings.

research Tofacitinib for the Treatment of Severe Alopecia Areata and Variants: A Study of 90 Patients

238 citations , November 2016 in “Journal of The American Academy of Dermatology”

In this study, tofacitinib was reported to improve scalp hair regrowth in patients with severe alopecia areata, alopecia totalis, and alopecia universalis, showing a higher response in alopecia areata.

research Safety and Efficacy of the JAK Inhibitor Tofacitinib Citrate in Patients with Alopecia Areata

222 citations , September 2016 in “JCI insight”

This research overview highlights that although JAK inhibitors show promise as potential treatments for alopecia areata based on recent insights into the disease mechanism, their efficacy has not yet been thoroughly evaluated in a systematic manner.

research A Mechanistic Model of Platelet-Rich Plasma Treatment for Androgenetic Alopecia

60 citations , September 2016 in “Dermatologic Surgery”

This article proposes a mechanistic model for how platelet-rich plasma therapy may stimulate hair growth in androgenetic alopecia by promoting vascularization and activating specific signaling pathways, but it reports no new experimental results.

research Double-Blind, Placebo-Controlled Pilot Study on the Use of Platelet-Rich Plasma in Women With Female Androgenetic Alopecia

87 citations , September 2016 in “Dermatologic Surgery”

This study found that platelet-rich plasma did not significantly improve hair mass index or hair count in women with female androgenetic alopecia, though some patients perceived benefits in hair quality.

research Efficacy of Platelet-Rich Plasma in the Treatment of Androgenetic (Male-Patterned) Alopecia: A Pilot Randomized Controlled Trial

61 citations , September 2016 in “Journal of Cosmetic and Laser Therapy”

This study found that platelet-rich plasma was not effective in treating androgenetic alopecia in men with grade 4–6 hair loss.

Randomized Placebo-Controlled, Double-Blind, Half-Head Study to Assess the Efficacy of Platelet-Rich Plasma on the Treatment of Androgenetic Alopecia

research Randomized Placebo-Controlled, Double-Blind, Half-Head Study to Assess the Efficacy of Platelet-Rich Plasma on the Treatment of Androgenetic Alopecia

136 citations , April 2016 in “Dermatologic Surgery”

This study found that platelet-rich plasma significantly increased hair density and anagen hair proportions in androgenetic alopecia patients, suggesting potential as an adjuvant therapy.

research Platelet-Rich Plasma as a Novel Treatment for Lichen Planopillaris

29 citations , March 2016 in “Dermatologic therapy”

In this study, a patient with lichen planopillaris experienced complete resolution of itching and hair shedding following treatment with a new platelet-rich plasma regimen, marking the first reported success in this context.

research Topical Ruxolitinib for the Treatment of Alopecia Universalis

96 citations , December 2015 in “JAMA dermatology”

This article discusses the potential of topical ruxolitinib as a treatment for alopecia universalis and acknowledges the need for alternatives to systemic JAK inhibitors due to the risk of serious side effects.

research The Effect of Platelet-Rich Plasma in Hair Regrowth: A Randomized Placebo-Controlled Trial

214 citations , September 2015 in “Stem Cells Translational Medicine”

This study found that platelet-rich plasma injections significantly increased hair count and density in patients with male pattern hair loss without major side effects, suggesting it may be a safe and effective treatment option.

research Reversal of Alopecia Areata Following Treatment With the JAK1/2 Inhibitor Baricitinib

184 citations , February 2015 in “EBioMedicine”

This study observed that baricitinib treatment led to significant improvement in a patient's alopecia areata symptoms and suggests further clinical trials to explore its potential as a treatment.

research The Use of Oral Pioglitazone in the Treatment of Lichen Planopilaris

58 citations , January 2015 in “Journal of the American Academy of Dermatology”

Pioglitazone may help treat lichen planopilaris, but more research is needed.

research Inhibiting Janus Kinases to Treat Alopecia Areata

52 citations , September 2014 in “Nature medicine”

JAK inhibitors might help treat alopecia areata.

research Alopecia Areata Is Driven by Cytotoxic T Lymphocytes and Is Reversed by JAK Inhibition

701 citations , August 2014 in “Nature medicine”

This study found that JAK inhibitors promote hair regrowth in both mice and human alopecia areata cases by blocking key immune pathways involved in disease development.

research Frontal Fibrosing Alopecia: A Multicenter Review of 355 Patients

339 citations , February 2014 in “Journal of The American Academy of Dermatology”

This study found that eyelash loss, facial papules, and body hair involvement were linked to severe frontal fibrosing alopecia, and antiandrogens were the most effective treatment.

research The Effect of Autologous Activated Platelet Rich Plasma Injection on Pattern Hair Loss: Clinical and Histomorphometric Evaluation

183 citations , January 2014 in “BioMed Research International”

This study reported that AA-PRP injections significantly increased hair count and density in individuals with pattern hair loss compared to baseline, demonstrating their potential for enhancing hair growth.

Lichen Planopilaris Treated by the Peroxisome Proliferator-Activated Receptor-γ Agonist Pioglitazone: Lack of Lasting Improvement or Cure in the Majority of Patients

research Lichen Planopilaris Treated by the Peroxisome Proliferator-Activated Receptor-γ Agonist Pioglitazone: Lack of Lasting Improvement or Cure in the Majority of Patients

33 citations , October 2013 in “Journal of The American Academy of Dermatology”

In this study, pioglitazone treatment in patients with lichen planopilaris showed limited success, with significant improvement seen in only a minority of cases.

A Randomized, Double-Blind, Placebo- and Active-Controlled, Half-Head Study to Evaluate the Effects of Platelet-Rich Plasma on Alopecia Areata

research A Randomized, Double-Blind, Placebo- and Active-Controlled, Half-Head Study to Evaluate the Effects of Platelet-Rich Plasma on Alopecia Areata

205 citations , April 2013 in “British Journal of Dermatology”

In this study, platelet-rich plasma significantly increased hair regrowth and reduced symptoms of alopecia areata compared to triamcinolone acetonide or placebo, with no observed side effects.

Pattern Hair Loss in Men: Diagnosis, Genetic Link, Clinical Features, and Treatments

research Postmenopausal Frontal Fibrosing Alopecia

325 citations , June 1994 in “Archives of Dermatology”

This study observed that progressive frontal recession in postmenopausal women may exhibit features of fibrosing alopecia, suggesting a distinct reaction pattern from typical lichen planopilaris.