Written Question·Ministry of Defence·UIN 32905

Armed Forces: Mefloquine

Tabled: 24 February 2025

Answered: 27 February 2025

Named Day

Question

Sir Julian Lewis

To ask the Secretary of State for Defence, what criteria are applied by the Defence Medical Services to distinguish the adverse effects caused by the prescribing of Lariam (Mefloquine) to service personnel as an anti-malarial prophylaxis and those caused

Answer

Al Carns

People taking mefloquine (also known as Larium) can experience abnormal dreams, symptoms of depression and anxiety, and more rarely psychiatric symptoms such as hallucinations, agitations and psychosis have also been reported. This differs to Post Traumat...

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