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A study to determine Scalp retention and penetration of drug minoxidil using scintigraphy.

Comparative scalp retention and penetration of minoxidil in healthy male subjects using scintigraphy.

Status
Active, not recruiting
Phases
Phase 4
Study type
Observational
Source
CTRI
Registry ID
CTRI/2022/04/041642
Enrollment
15
Registered
2022-04-05
Start date
Unknown
Completion date
Unknown
Last updated
2022-05-02

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

Conditions

Health Condition 1: L638- Other alopecia areata

Interventions

Intervention1: 5% Minoxidil: 0.5 ml OD, topical for 11 hours Control Intervention1: 5% minoxidil: 0.5 ml OD, topical for 11 hours

Sponsors

Sarvodya Medicenter
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Participant able to understand and ready to provide written informed consent for participation. 2. Males aged from 18 to 50 years with male pattern baldness. 3. Consent of the participant to apply topical radiolabeled minoxidil at demarked site. 4. Consent of the participant to undergo scintigraphy imaging.

Exclusion criteria

Exclusion criteria: 1. Participant who received any hypertensive or cardiovascular medicine. 2. Participant with history of hypersensitivity to study drug or immunocompromised status. 3. Participant with a serious illness (e.g. diabetes mellitus, collagen diseases, auto-immune diseases, hematological diseases and malignant tumors); and, those with serious liver dysfunction, kidney dysfunction or cardiac problems. 4. Participant who received an investigational drug or have participated in a clinical trial within the previous 30 days.

Design outcomes

Primary

MeasureTime frame
Scalp scintigraphy images will be taken at different time points i.e. 30 min,1h,2h,4h and 8h post application of study medication to determine % scalp retention. At 8h, the demarked area will be cleaned and gamma imaging will be done to determine amount penetrated and comparative ratio will be determined.Timepoint: 30 minute, 1 hour, 2 hour, 4 hour and 8 hour

Secondary

MeasureTime frame
Safety parameters: Physical examination, vitals, change in blood pressure and plasma sample (5ml) will be collected and analyzed for concentration of minoxidil in plasma.Timepoint: 8 hours

Countries

India

Contacts

Public ContactDr Gaurav Kumar Jain

Delhi Institute of Pharmaceutical Sciences and Research

drgkjain@gmail.com9354536454

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026