Present invention discloses a dispenser having means to dispense desired number of pills from a bulk supply of pills contained in the dispenser. Compounds which induce human interferon may be useful in the treatment of various disorders, for example the treatment of allergic diseases and other inflammatory conditions for example allergic rhinitis and asthma, the treatment of infectious diseases and cancer, and may also be useful as vaccine adjuvants. The cover is movable between a covering position, covering the application member, and a release position, exposing the application member. An extra space isolated from the gas guide passages is ensured in the gas gathering chamber as a heat-retention chamber surrounding the entry end of the mixing pipe.