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A split-scalp randomized controlled investigator-blinded study of a 1550-nm fractional erbium doped laser in combination with topical minoxidil versus minoxidil alone for the treatment of androgenetic alopecia in Thai male patients.

A split-scalp randomized controlled investigator-blinded study of a 1550-nm fractional erbium doped laser in combination with topical minoxidil versus minoxidil alone for the treatment of androgenetic alopecia in Thai male patients.

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20160912001
Enrollment
Unknown
Registered
2016-09-12
Start date
2015-05-04
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Androgenetic alopecia Androgenetic alopecia Male pattern alopecia Male pattern baldness

Interventions

Combination of laser device and drug,Drug only
Experimental Device,Active Comparator Drug
Efficacy of 1550&#45
nm fractional erbium doped laser plus topical minoxidil,Topical minoxidil

Sponsors

Division of Dermatology, Ramathibodi Hospital, Mahidol University
Lead Sponsor
Division of Dermatology&#44
Collaborator
Ramathibodi Hospital&#44
Collaborator
Mahidol University
Collaborator

Eligibility

Sex/Gender
Male
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Healthy male subject 2.Diagnosed as androgenetic alopecia with Norwood-Hamilton classification 3.Agree to participate and signed informed consent form

Exclusion criteria

Exclusion criteria: 1.History of hair transplant 2.Applying topical hair growth products within 2 weeks 3.Receiving light and laser treatment of the scalp within 3 months 4.Taking oral finasteride within 12 months 5.Taking dutasteride within 18 months 6.History of systemic illness 7.History of scalp diseases eg. seborrheic dermatitis, scalp infection

Design outcomes

Primary

MeasureTime frame
Efficacy of 1550-nm fractional erbium doped laser plus topical minoxidil versus topical minoxidil 6 months Hair count and hair diameter—

Secondary

MeasureTime frame
Safety of 1550-nm fractional erbium doped laser plus topical minoxidil versus topical minoxidil 6 months Erythema, Scaliness, Inflammation—

Countries

Thailand

Contacts

Public ContactPoonkiat Suchonwanit

Ramathibodi Hospital, Mahidol University

poonkiat@hotmail.com0817348580

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026