African cultures have long utilized medicinal plants for treating various illnesses, relying on traditional healers’ extensive knowledge, passed down through generations. This ethnobotanical wisdom is a valuable resource for identifying medicinal plants with therapeutic potential for drug discovery. African medicinal plants are rich in a variety of bioactive agents such as alkaloids, flavonoids, terpenoids, and phenolic substances, which exhibit diverse pharmacological properties, making them excellent candidates for drug development. This chapter produced information through a systematic literature search across databases, such as PubMed, Scopus, and Google Scholar. Studies published between 2000 and 2023 were selected based on inclusion criteria emphasizing medicinal plant use, bioactive compound identification, and pharmacological properties. Data on traditional uses, phytochemical techniques, and therapeutic activities were critically analyzed. Advanced methods, including chromatography and spectroscopy, provided insights into isolating and characterizing bioactive compounds. Notable examples of medicinal plants include Warburgia salutaris and Prunus africana for their antimicrobial properties, and Catharanthus roseus, which has led to the development of anticancer drugs like vincristine and vinblastine. Artemisia afra has contributed significantly to malaria treatment, while Sutherlandia frutescens and Harpagophytum procumbens have shown anti-inflammatory and analgesic properties. Additionally, the development of Niprisan from anti-sickling herbs in Nigeria underscores the contributions of African plants to combating sickle cell anemia. By integrating traditional knowledge with modern phytochemical and pharmacological research, African medicinal plants offer significant therapeutic potential. Continued efforts in research, conservation, and equitable collaboration are critical to harnessing this potential and developing effective drugs for global health challenges.