Shehu, Salisu , Danmalam, Umar , Ilyas, Najma , Danjuma, Mohammed , Musa, Aliyu . A furostan saponin isolated from the rhizome of Costus spectabilis (Costaceae) exerts cataract ameliorative effect in-vitro. Journal of Medicinal Herbs, "J. Med Herb"(Formerly known as Journal of Herbal Drugs or J. Herb Drug). 2023;13(4):67-73. doi:10.30495/medherb.2023.701378