Treatment options for bipolar disorder. If a person is not treated, episodes of bipolar-related mania can last for between three and six months. Episodes of depression tend to last longer, for between 6 and 12 months. However, with effective treatment, episodes usually improve within about three months.Most people with bipolar disorder can be treated using a combination of different treatments.pisodes of depression tend to last longer, for between 6 and 12 months. However, with effective treatment, episodes usually improve within about three months. Most people with bipolar disorder can be treated using a combination of different treatments.
reservoir host. Type:Term. Definitions. 1. the host of an infection in which the infectious agent multiplies and/or develops, and on which the agent depends for survival in nature; the host essential for the maintenance of the infection during times when active transmission is not occurring.
Medical Definition of Reservoir. Reservoir: 1. A place where something such as water is kept in reserve. 2. The part of a device in which something is kept in reserve or stored, as an Ommaya reservoir. 3. For an infectious agent, an animal, person, plant, soil, or other substance in which the agent normally abides. See: Reservoir of infection.