Written Question·Ministry of Defence·UIN 104604

Veterans: Mefloquine

Tabled: 12 January 2026

Answered: 15 January 2026

Named Day

Question

Sir Julian Lewis

To ask the Secretary of State for Defence, what steps he has taken with the Secretary of State for Health and Social Care to ensure that NHS practitioners are informed of the vulnerability to suicidal ideation of veterans impacted by Lariam; and what step

Answer

Louise Sandher-Jones

Mefloquine is recommended as an effective anti-malarial by international health agencies, including the World Health Organisation. Ministry of Defence (MOD) and the National Health Service both follow National Institute for Care and Excellence guidelines ...

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