Treatment of androgen deficiency using a pharmaceutically effective dose of ethisterone or an ethisterone derivative such as Danazol. Specifically, it relates to aerosols containing antiparkinsonian drugs that are used in inhalation therapy. The nano-metallic alloy may be capable of eliminating infectious microorganisms within infect cells or legions without harming the cells or tissues. According to the invention, light from the light source travels through the light-absorbing medium before reaching the interference film. Existence announcements are provided in coexistence time slots and requests for bandwidth such as reserved and additional time slots are transmitted between the base stations using the coexistence time slots.