Sunday Ameh; Obiageri Obodozie; Shingu Gamaniel; Mujitaba Abubakar; Magaji Garba. Physicochemical Variables and Real Time Stability of the Herbal Substance of Niprd-AM1®- an Antimalarial Developed from the Root of Nauclea Latifolia S.M. (Rubiaceae). ijp 2010, 2, 332-340.