1Plants throughout the world are used to create medicines. 2Pain, infections, burns, and ailments are treated by native people with certain tropical plants found in rain forests. 3For example, the Madagascar rosy periwinkle is used to make several different medicines. 4Also, the leaves of foxgloves to make heart medications. 5In fact, many plants that grow only in Madagascar, an island off the coast of Africa, are known to have medicinal qualities. 6It is important to discover what healthful benefits plants may have before we destroy them and their habitats.