QUESTION I contracted common malaria, vivax?, when i was 20 yrs old from long visit to Papua NewGuinea, 1970. Returned to USA and was treated with chloro, primaquine drugs and really no problems since treatment. Now going to Thailand for week, Chiang Mai and region. If bitten by local malarial mosq. am i more likely to recur? And should I certainly choose prophylaxis? thnx ANSWER If … [Read more...]