Cinchonism: Refers to a constellation of symptoms that occur | FreeMedSite

Cinchonism:

Refers to a constellation of symptoms that occur as adverse effects of quinine or quinidine (cinchona alkaloids) use.

These symptoms include:

nausea, vomiting, abdominal pain, headache, dizziness, vertigo, tinnitus, confusion, delirium, impaired vision, impaired hearing, etc.

Although mild symptoms do not require the discontinuation of treatment, severe symptoms require treatment discontinuation.

Cinchonism can be acute or chronic.