 - Systemic treatment with immunosuppressive drugs e.g. methotrexate, cyclosporine, azathioprine, chloroquin derivatives, corticosteroids, or any other systemic therapy that in the opinion of the investigator could affect hair regrowth, within 6 weeks prior to randomization inhaled or intra-nasal steroids corresponding to up to 1 mg prednisone for asthma or rhinitis may be used. 