Bradypnea

Bradypnea is abnormally slow breathing. The respiratory rate at which bradypnea is diagnosed depends on the age of the person.
Treatment.
If urgent treatment is needed, supplemental oxygen is given to the individual. Treatments can range from surgery to correct dangerous intracranial pressure, to stays in rehabilitation facilities for addiction problems.
Etymology and pronunciation.
The word "bradypnea" uses combining forms of "brady-" + "-pnea", from (Greek from "bradys", slow + "pnoia", breath. 
See pronunciation information at "dyspnea".