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CompletedNCT00958750Updated Nov 18, 2011

Efficacy and Safety Study to Compare Two Minoxidil Formulations on Women With Androgenetic Alopecia

A Phase 3 interventional study of minoxidil in Androgenetic Alopecia and Female Pattern Hair Loss, sponsored by Charite University, Berlin, Germany. Completed at 1 site in Germany. Open to female participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2011-11-18.

Sponsored by Charite University, Berlin, Germany · Phase 3, Interventional, and Treatment

Phase
Phase 3
Study type
Interventional
Enrollment
113
Allocation
Randomized
Ages
18 Years and older
Sex
Female
01

Study summary

The purpose of this study is to determine in women the risk/benefit profile and non-inferiority of a topical 5% Minoxidil foam formulation applied once daily for the treatment of androgenetic alopecia in comparison to 2% MTS used twice daily, using objective and subjective efficacy measures and safety assessments for a study period of 24 weeks.

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Conditions studied

  • Androgenetic Alopecia
  • Female Pattern Hair Loss

Keywords

  • Androgenetic alopecia
  • female pattern hair loss
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In context

Alopecia

609 studies on the registry are indexed under Alopecia; 131 are open to participants now.

This study's enrollment of 113 is above the median of 45 across 513 interventional studies indexed under Alopecia.

Browse Alopecia studies →

Lead sponsor

Charite University, Berlin, Germany is the lead sponsor of 836 studies on the registry; 129 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
Female
Accepts healthy volunteers
No

Inclusion criteria

  • Female, age 18 or older, in general good health
  • Exhibits AGA based on a discernable decrease in hair density on the top of the scalp, relative to the sides and back of the scalp, with scalp hair density in involved area D3 to D6 on the Savin Density Scale (See Appendix 1)
  • Hair density equal or less than 220 hairs /cm2 measured with TrichoScan
  • Subjects who give their consent to the study after thoroughly clarification and who personally signed and dated the informed consent document indicating that the subject (or a legally acceptable representative), has been informed of all pertinent aspects of the trial
  • Women of childbearing potential, who practice an effective method of contraception for at least five consecutive weeks prior to the study entry and during the study with one of the following methods:
  • Double contraceptive method among hormonal contraception (e.g. contraceptive pill, intra uterine device, vaginal ring, injectable or implantable contraception), spermicide, condom and diaphragm. Oral/systemic contraception must have been the same during the past 6 months and will not be changed during the study
  • Sexual abstinence
  • Partner with a vasectomy (dated back more than 6 months) OR
  • Women of non-childbearing potential, i. e. postmenopausal (absence of menstrual bleeding for 2 years), or had hysterectomy, bilateral tubal ligation or bilateral ovariectomy
  • Women of childbearing potential must show a negative urine pregnancy test at Screening
  • Willing to maintain the same hairstyle, hair length and hair color throughout the study
  • Subjects who are willing and able to comply with scheduled visits, treatment plan, mini-tattoo, laboratory test and other trial procedures.

Exclusion criteria

Exclusion Criteria:

  • Known to be hypersensitive to Minoxidil, hair dye (P-Phenylendiamin), Tattoo ink, propylene glycol, fragrances, hair gel or any vehicle components.
  • Current or 4 weeks dated back use of local treatment (drug or cosmetically) in the target region interfering with the study product or examination method (corticosteroids, Aminexil, Minoxidil, medical shampoos, topical estrogen, Ketoconazol)
  • Current or 3 months dated back use of systemic treatment (drugs or dietary supplement) taken for more than 2 consecutive weeks interfering with the study product or examination method (beta blocker, Cimetidine, Diazoxid, Isotretinoin, corticosteroids, vitamin A intake above 10000 IU per day)
  • Within past 6 month receiving of chemotherapy/cytotoxic agents as well as radiation and/or laser/surgical therapy of the scalp
  • Current or prior enrollment in any other investigational medication (drug) study within the last 4 weeks
  • Women with childbearing potential and insufficient contraception.
  • Female who is pregnant, planning a pregnancy (during the course of the study) or nursing a child
  • Presence of hair transplants, hair weaves or non-breathable wigs
  • Any dermatological disorders of the scalp in the target region with the possibility of interfering with the study product or examination method, such as fungal or bacterial infections, seborrheic dermatitis, psoriasis, eczema, folliculitis, scars or scalp atrophy
  • Active hair loss or history within the past 3 months including diffuse telogen effluvium, alopecia areata, scarring alopecia and androgen hair loss /hyper-androgenemia)
  • Other severe, acute or chronic medical condition that may lead to hair loss or interfere with the interpretation of trial results
  • Individuals who are institutionalized by court or regulatory order
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Study design

Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Investigator)
Enrollment
113 participants (actual)

Study arms

  • Active comparator
    5% MTF

    5% minoxidil topical foam used once daily

    Drug: minoxidil

  • Active comparator
    2% MTS

    2% minoxidil topical solution twice daily use

    Drug: minoxidil

Interventions

  • Drugminoxidil

    the investigators compared two different formulations and concentrations of minoxidil in this study

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What researchers measure

Primary outcomes

  1. Change of target area non-vellus hair count (TAHC) [n/cm²] after 24 weeks

    Time frame: 24 weeks

Secondary outcomes

  1. Assessing the investigational products safety by means of clinical examination (local intolerance, facial hypertrichosis, AE, SAE) and blood Minoxidil level (baseline + week 24)

    Time frame: 24 weeks

  2. Change of cumulative hair width in non-vellus hair (TAHW) after 24 weeks

    Time frame: 24 weeks

  3. Global expert panel rating of change in scalp coverage via assessment of global photographs

    Time frame: 24 weeks

  4. Volunteer questionnaire rating for administration and contentment of the study product

    Time frame: 24 weeks

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Study locations

1 site
  • Charité-Universitaetsmedizin; Clinical Research Center for Hair and Skin Science
    Berlin, 10117, Germany
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Nov 18, 2011, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT00958750
Lead sponsor
Charite University, Berlin, Germany
First posted
Aug 13, 2009
Start date
Jun 2008
Primary completion
Feb 2009
Completion
Jun 2009
Last update
Nov 18, 2011

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Aug 2009. You cannot join it, but the record below documents what was studied.

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