Diane S. Aschenbrenner
* The labeling of the antimalarial drug mefloquine hydrochloride has been revised to emphasize the potential for psychiatric and neurologic adverse effects.
* Vestibular effects, such as dizziness, loss of balance, and ringing in the ears, can occur any time after the start of therapy and can persist for a long time after discontinuation of the drug.
* Possible psychiatric adverse effects include anxiety, paranoia, depression, and hallucinations