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Issue Date	Title	Author(s)
2005	Oral Hypoglycaemic Activity of Three Ayurvedic Drug Formulations Marketed in Sri Lanka for diabetes	Jayasinghe, L.N.; Gunasekera, M.B.; Goonesekera, C.W.; Ratnasooriya, W.D.
1999	Analgesia and sedation induced by Mucuna prurita seeds in rats	Ratnasoonya, W.D.; Lokupitiya, E.Y.K.; Dharmasiri, M.G.
2005	Antinociceptive Activities of Aqueous and Ethanol Extracts of Piper betle Leaves in Rats	Arambewela, L.S.R; Arawwawala', L .D .A .M; Ratnasooriya, W.D
2002	Effect of aqueous leaf extract of Ficus benghalens on nociception and sedation in Rats	Deraniyagala, S.A.; Ratnasooriya, W.D.; Perera, P.S.
2002	Methanol and water extracts of Withania somnifera roots has no abortifacient effect in rats	Ilaperuma, I.; Ratnasooriya, W.D.; Weerasooriya, T.R.
2002	Gastroprotective activity of patoladi decoction in rats	Munasinghe, S.L.; Vithanage, D.K.; Ratnasooriya, W.D.
2002	Antinociceptive action of Icon®, a pyrethroid insecticide on pregnant rats	Ratnasooriya, W. D.; Ratnayake, S. S. K.; Jayatunga, Y. N. A.
2002	Antidiuretic Effect of Scoparia Dulcis In Rats	Ediriweera, E.R.H.S.S.; Ratnasooriya, W.D.
2001	Sedative Activity of Argyreia populifolia Leaf Extract	Ratnasooriya, W. D.; Dharmasiri, M. G.
2005	Anti-inflammatory Activity of the Aqueous Leaf Extract of Ixora coccinea	Ralnasooriya, W.D.; Deraniyagala, S.A.; Galhena, G .; Liyanage, S.S.P.; Bathige, S.D.N.K.; Jayakody, J.R.A.C.
1999	Effects of Mucuna prurita seeds on sexual behaviour of male rats	Ratnasooriya, W.D.; Dharmasiri, M.G.; Sirisena, D.C.
1999	Safety profile in pregnant rats of a natural antidiabetic agent extracted from Mormodka charantia	Fernandopulle, B.M.R.; Ratnasooriya, W.D.
1999	Teratogenic effects of an extract of unripe Mormodica charantia fruit in rats	Fernandopulle, B.M.R.; Ratnasooriya, W.D.
1999	Aqueous extract of Sri Lankan Erythrina indica leaves has sedative but not analgesic activity	Ratnasooriya, W.D.; Dharmasiri, M.G.
1998	An aqueous extract of trunk bark of Ficus religiosa has anxiolytic activity	Ratnasooriya, W.D; Jayakody, J .R . A .C .; Dharmasiri, M . G .
1998	SEDATIVE ACTIVITY OF THE CRUDE EXTRACT OF THE CRUDE EXTACT OF RAUVOLFIA DENSIFLORA	Weerakoon, S.W.; Arambewela, L.S.R.; Premakumara, G.A.S.; Ratnasooriya, W.D.
1995	Protection by Murraya koenigii leaf extract against ethanolinduced gastric lesions in rats	Ratnasooriya, W.D.; Premakumara, G.A.S.; Ananda, U.V.D.S.
2005	Antidiarrhoeal activity of decoction of Scoparia dulcis in rats	Ratnasooriya, W.D.; Galhena, G.; Liyanage, S.S.P.; Jayakody, J.R.A.C.; Hettiarachchi, A.D.I.; Ediriweera, E.R.S.S.
1995	Protection by Murraya koenigii leaf extract against ethanolinduced gastric lesions in rats	Ratnasooriya, W.D.; Premakumara, G.A.S.; Ananda, U.V.D.S.
1994	Studies on the sedative activity of crude extract of root bark of Rauvolfia canescens on rats	Madawala, P.G.; Arambewela, L.S.R.; Premakumara, G.A.S.; Ratnasooria, W.D.