Chlorin E6 (CE6) is a second-generation photosensitizer with antitumor activity when used in combination with irradiation.

2'-Hydroxy-3,4-dimethoxychalcone, a chalcone compound isolated from the roots of Sophora japonica, has antioxidant activity and inhibited the intracellular survival of Lactobacillus donovani Parasite EC.50 Values ranged between 0.39 and 0.41 μg/mL, which can be used in the study of diabetes, treatment of schistosomiasis, malaria and other infections.

Cycloguanil is an active metabolite of the antimalarial compound proguanil. It acts as an inhibitor of dihydrofolate reductase (Kis: 0.3 and 1.5 nM for Plasmodium and human forms respectively).