- Women with a positive blood smear during follow-up will be invited to participate in a non-inferiority, open, randomised, non- inferiority trial comparing the efficacy and tolerance of Coartem® (Artemether-Lumefantrine) for the treatment of uncomplicated malaria during second and third trimester pregnancy to oral Quinine hydrochloride. PCR-corrected adequate clinical and parasitological response (ACPR) on day 42 is considered as the primary efficacy criterion.