Nervous system symptoms: in clinical controlled trials, frequently reported adverse reactions in patients receiving 600 mg efavirenz with other antiretroviral agents included, but were not limited to: dizziness, insomnia, somnolence, impaired concentration and abnormal dreaming.
Närvisüsteemi sümptomid: kliinilistes uuringutes efavirensi 600 mg saanud patsientidel esines kõrvaltoimetest sagedamini pearinglust, unetust, unisust, keskendumisvõime alanemist ja ebanormaalseid unenägusid.