Unwanted/uncontrolled movements (including tongue and face twitching) [1] Deafness or tinnitus.[13] Nausea, vomiting, diarrhea, abdominal cramps[2] Headache.[13] Mental/mood changes (such as confusion, personality changes, unusual thoughts/behavior, depression, feeling being watched, hallucinating)[13][14] Signs of serious infection (such as high fever, severe chills, persistent sore throat)[13] Skin itchiness, skin color changes, hair loss, and skin rashes.[14][15] Chloroquine-induced itching is very common among black Africans (70%), but much less common in other races. It increases with age, and is so severe as to stop compliance with drug therapy. It is increased during malaria fever; its severity is correlated to the malaria parasite load in blood.