[Disease manifestations in the otorhinolaryngologic region as the sequelae to side effects of drugs].

The side effects of numerous drugs may lead to pathological changes or functional disturbances in the ENT region. In order to explain the causes of presenting symptoms, the ENT doctor should always take in consideration the various drugs which the patient is receiving but which have been prescribed by other specialists. This is pertinent particularly in pathological changes of the oral mucosa, impairment of salivary secretion, hearing, smell and taste as well as disturbances of tubal function and voice changes. The causative drugs and their mode action are discussed.