The National Institute for Pharmaceutical Research and Development (NIPRD) is a Nigerian institution charged with developing drugs, biological products, and pharmaceutical raw materials, conducting quality-assurance tests, research for locally manufactured medicines and constituting guidelines for their production.

[9] Niprisan is a phytochemical formulated from parts of four different indigenous plants (Piper guineense seeds, Pterocarpus osun stem, Eugenia caryophyllus fruit and Sorghum bicolor leaves).

[10] In July 2022, The Director-General of NIPRD, Dr. Obi Peter Adigwe, announced that more than 40 countries buy Niprisan from Nigeria.

[11][12] In March 2020, under the directive of the Federal Government, the NIPRD started developing models to identify herbal medicines to combat COVID-19.

[13] By early 2021, NIPRD had discovered Niprimune, a locally made phytomedicine as an adjunct for the management of COVID-19[14] and was approved by the National Agency for Food and Drug Administration and Control (NAFDAC).