Mefloquine is not recommended for severe malaria infections, particularly infections from "P. falciparum", which should be treated with intravenous antimalarials. Mefloquine does not eliminate parasites in the liver phase of the disease, and people with "P. vivax" malaria should be treated with a second drug that is effective for the liver phase, such as primaquine. Mefloquine is widely used for the treatment of malaria in pregnancy. Limited data suggests that it is safe for this purpose. Resistance to mefloquine is now common around the west border in Cambodia and other parts of Southeast Asia. The mechanism of resistance is by increase
Médecins Sans Frontières to a combination therapy (Artesunate and Mefloquine) to combat resistance and fatality of old drugs that were used to treat the disease traditionally. Cambodia is one of the hardest hit HIV/AIDS countries in Southeast Asia. In 2001, MSF started introducing antiretroviral (ARV) therapy to AIDS patients for free. This therapy prolongs the patients' lives and is a long-term treatment. In 2002, MSF established chronic diseases clinics with the Cambodian Ministry of Health in various provinces to integrate HIV/AIDS treatment, alongside hypertension, diabetes, and arthritis which have high prevalence rate. This aims to reduce facility-related stigma as patients are able to