PMID: 15235536Jul 6, 2004Paper

Hallucinations during treatment with hydrochloroquine

Annales de dermatologie et de vénéréologie
V FerraroJ-P Lacour

Abstract

We report an unexpected cenesthetic hallucination-type neuropsychiatric side effect with hydrochloroquine (Plaquenil) in a patient treated for an erosive plantar lichen planus. A 75 year-old woman was hospitalized for a handicapping erosive plantar lichen. Treatment with hydrochloroquine (400 mg/day) was initiated, associated with topical corticosteroids and a short course of oral acorticosteroids (0.5 mg/kg/day of methylprednisolone). After 10 days of treatment, a short episode of temporo-spatial disorientation occurred, followed by a feeling of depersonalization and cenesthetic hallucinations with feelings in the body. These manifestations were preceded by nightmares. Hydrochloroquine was spontaneously stopped by the patient one week later and led to the progressive disappearance of the hallucinations and a return to a normal mental state within one month. Two and a half years later, no relapse of the psychiatric manifestations has been noted. Chloroquine and hydrochloroquine may be at the origin of severe psychosis-like psychiatric side effects. Such manifestations are exceptional, little known and principally described during treatment of malaria. The clinical presentation of the psychosis induced by synthetic ani-malarials...Continue Reading

Citations

Nov 8, 2014·Lupus·J A Gonzalez-Nieto, E Costa-Juan
Oct 21, 2020·Drug Safety : an International Journal of Medical Toxicology and Drug Experience·Philippe GarciaFrançois Montastruc
Dec 5, 2021·The Senior Care Pharmacist·George A DeMaagdAshok Philip

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