This study will evaluate the skin pharmacokinetics and tolerability of bimatoprost Formulation A and Formulation B following 14 days of once daily topical administration in male participants with androgenetic alopecia (AGA).

Single-center, multiple-dose study evaluting the local pharmacokinetics and tolerability of bimatoprost following 14 days of once daily topical administration of bimatoprost Formulation A and Formulation B (both containing 1% bimatoprost) to the scalp of male patients With androgenetic alopecia

Inclusion Criteria:

-Patients with mild to moderate Androgenetic Alopecia of the vertex area of the scalp.

Exclusion Criteria:

• Patients with uncontrolled systemic disease
• History of significant cardiovascular disease
• Scarring disease, infection, or abnormality of the scalp or hair shaft or systemic disease that could cause temporary hair loss (eg, seborrheic dermatitis, psoriatic dermatitis, alopecia areata, cicatricial alopecia, uncontrolled hyperthyroidism/hypothyroidism, tinea infections, and genetic disorders)
• Patients who have received hair transplants or have had scalp reductions
• Abnormal bone biomarker laboratory results.