This paper focuses on the roles communication can play in promoting health information, especially on the medicinal plant and other materials relating to health in Africa and Nigeria in particular. It also recognizes the importance and popularity of television and Internet, but the radio as the most effective medium for grassroots mobilization in developing countries. It can be used to stimulate community dialogue and national debate, and the provision of public information and specialized training about health risks and disease prevention. The survey research methods of quantitative and qualitative data analysis was employed. The study employed purposive random sampling technique and structured interview guide as an instrument. The paper concludes that emphasis should be devoted to preventive rather than curative measures, and recommends that use of appropriate language and communication style should be used to fit in with the cultural context of the recipients.