Evaluation of the effectiveness of Acmella uliginosa (Sw.) Cass. flower methanolic extract in pain amelioration and memory impairment in the experimental rat models: Search for an alternative remedy over opioid painkillers Paul S, Modak D, Dutta S, Chaudhuri TKumar, Bhattacharjee S. Evaluation of the effectiveness of Acmella uliginosa (Sw.) Cass. flower methanolic extract in pain amelioration and memory impairment in the experimental rat models: Search for an alternative remedy over opioid painkillers. Pharmacognosy Magazine. 2019;15(64):335-345.