Qualifications (Completed)

B.Pharm (UoP, SL)

Qualifications (Not-Completed)

M.Phil in Pharmaceutical Sciences (UoR, SL)

Research and publications

Present research interests

Pharmaceutical Sciences (Pharmaceutics, Pharmaceutical Microbiology, Pharmacognosy, Quality control)

Special awards and prizes

• Presented the thesis in 3MT thesis virtual competition which is organized by Sri Lanka Academy of Yong Scientists (SLAYS) and won a merit award on 7th December 2021.
• Best Oral Presenter at 1st Ruhuna University Faculty of Allied Health Sciences Research Symposium 2018 (RuFARS 2018)
• Full colours for Elle at Sri Lanka University Games in University of Peradeniya (2011)

Workshops/training attended

• Participated for the workshop on “Student counselor training programme” organized by Faculty of Medicine, University of Ruhuna (2021)
• Participated for the workshop on “Mental Health First Aid programme” organized by Department of Pharmacy, Faculty of Allied Health Sciences, University of Ruhuna (2021)
• Participated most of the workshops organized by Staff Development Centre, University of Ruhuna and for all the workshops (Workshop series) organized by Department of Pharmacy, Faculty of Allied Health Sciences, University of Ruhuna (2021)
• Resource person for the workshop on “Microbiological techniques for conducting a research” organized by Department of Pharmacy, Faculty of Allied Health Sciences, University of Ruhuna (2021)
• Participated for the induction programme Certificate Course for Professional Development in Higher Education (CCPDHE) (2019)
• Participated for the workshop on “Counselling” organized by Staff Development Center, Faculty of Allied Health Sciences, University of Ruhuna (2019)
• Participated for the workshop on “How can we develop a modern and novel accredited academic curriculum?” organized by General Sir John Kotelawala Defence University (2019)
• Participated for the Clinical Pharmacy workshop in Department of Pharmacy, Faculty of Allied Health Sciences, University of Ruhuna (2018)
• Participated for the workshop on “Accountability & Workload model” in Faculty of Allied Health Sciences, University of Ruhuna (2018)

Book publications

Course Material Development – Unit Author for following Sessions in Department of Pharmacy, Faculty of Health Sciences, The Open University of Sri Lanka.

• FMU5202 – Pharmacy Law and Ethics, Unit 02 - Legal Aspects Related to Pharmacy I, Session 05 - Patent Law
• FMU4304 – Hospital Pharmacy, Unit 01 - Introduction to Hospital Pharmacy, Session 03 - Good Pharmacy Practice (GPP) and Good Dispensing Practice (GDP)

Research publications(full paper)

• Karunanayaka, S., Hettihewa, S., Silva, D.,Karunanayake L., 2021. Development of novel chlorhexidine gluconate hand scrub with Aloe vera and in-vitro antimicrobial activity against selected bacteria and fungi. Asian Journal of Pharmacognosy, 5(3): 4450.
• Karunanayaka, S., Hettihewa, S., Silva, D.,Karunanayake L., 2021. Evaluation of in vitro and in vivo antimicrobial efficacy of non-alcohol-based herbal hand scrubs developed against selected pathogens. Asian Journal of Pharmacognosy, 5(3): 2029.

Published abstracts of oral presentations

• Karunanayaka, K.D.S.V., Hettihewa, S.K., Silva, D.D., Karunanayake L., 2020. Antimicrobial Efficacy of Novel Hand Scrub with 4% Chlorhexidine Gluconate and Medicinal Aloe against Selected Pathogens. CINEC Student Research Symposium – virtual (CSRS 2020), ISBN: 978-624-5601-00-4, pp. 61.
• Hettihewa S.K., Madushani D.A.P., Karunanayaka K.D.S.V.; “Formulation and Evaluation of Alcohol Based Poly-herbal Hand Sanitizer with Potential Antibacterial Activity”, 2019; 2nd Ruhuna University Faculty of Allied Health Sciences Research Symposium 2019 (RuFARS 2019); ISSN: 2659 – 2029; Page 54.
• Karunanayaka K.D.S.V., Hettihewa S.K., Silva D.D and Karunanayaka L., “Antimicrobial efficacy of novel alcohol based hand scrubs with clove oil, cinnamon oil and aloe vera leaf extract against Acinetobacter baumannii and Proteus mirabillis”, 2019; 6th Ruhuna International Science and Technology Conference – 2019 (RiSTCON 2019); ISSN: 1391-8796; Page 29.
• Jayarathne W.U., Hettihewa S.K., Karunanayaka K.D.S.V., and Samarasinghe S., “Formulation of mosquito repellent herbal cream using flower extract of Targetes erecta (marigold) & evaluation of its in vitro mosquito repellent activity against Aedes agypti, Anopheles stephensis, Culex quinquefasciatus”, 2019; 6th Ruhuna International Science and Technology Conference – 2019 (RiSTCON 2019); ISSN: 13918796; Page 27.
• Karunanayaka K.D.S.V., Hettihewa S.K., Silva D.D and Karunanayaka L., “Formulation of non-alcohol based hand scrubs with medicinal plant extracts and evaluation of the antimicrobial efficacy”, 2018; 1st Ruhuna University Faculty of Allied Health Sciences Research Symposium 2018 (RuFARS 2018); ISSN: 2659 – 2029; Page 30.
• K.D.S.V Karunanayaka., S.K. Hettihewa., D.D. Silva and L. Karunanayaka., “Formulation of novel alcohol based hand scrubs with medicinal plant extracts and evaluation of the antimicrobial efficacy”, 2018; 4th AyurExInternational Symposium on Ayurveda and Indigenous Medicine 2018 (AyurEx- ISAIM 2018); Page 23.
• Karunanayaka K.D.S.V., Parahitiyawa N.B., Alcohol based hand scrub with medicinal plant extract, 2014; Peradeniya university international research session 2014; volume 18; page 231.
• Karunanayaka K.D.S.V., Dilsha R.A.N., Tanuja R.W.N., Buddhika R.B.J. and Samarasekara P.W.G.D.P., (2017) “Government Pharmacists’ Perceptions on Continuing Education”; 15th Open University Research Session, OURS 2017; Page 181 – 185.

Published abstracts of poster presentations

• Thishaya L.G.S., Gunawardena S., Karunanayaka K.D.S.V., 2022. Pharmaceutical Waste Management in Community Pharmacies and Hospitals in the SAARC Region: A Narrative Review. 5th Ruhuna University Faculty of Allied Health Sciences Research Symposium 2022 (RuFARS 2022); ISSN: 2659 – 2029; Page 58. (Poster presentation)
• Karunanayaka, K.D.S.V., Hettihewa, S.K., Silva, D.D.,Karunanayake L., 2021. In-vitro antimicrobial activity of non-alcohol-based hand scrubs rich with cinnamon oil against selected pathogens. Research Conference in Health Sciences – virtual (RCHS 2021), pp. 92. (Poster presentation)
• Siriyananda A.M.C.H. M., Gunawardena S., Karunanayaka K.D.S.V., Sandamali L.L., 2021. Comparative evaluation of physicochemical and in-vitro bioavailability equivalence of commercially available atorvastatin tablets marketed in Galle, Sri Lanka. 8th Ruhuna International Science and Technology Conference – 2021 (RiSTCON 2021); ISSN: 1391-8796; Page 48. (Poster presentation)

presentations

• Karunanayaka, K.D.S.V., Hettihewa, S.K., Silva, D.D.,Karunanayake L., 2021. In-vitro antimicrobial activity of non-alcohol-based hand scrubs rich with cinnamon oil against selected pathogens. Research Conference in Health Sciences – virtual (RCHS 2021), pp. 92.
• Gunapala P.C.S.K., Dissanayake D.M.K.A., De Silva D.N.S., Fahim A.C.M., Karunanayaka K.D.S.V.; “Impact of Brief Educational Intervention and Telephone Reminders on Appropriate Use of Warfarin; a Pilot Study”, 2019; 2nd Ruhuna University Faculty of Allied Health Sciences Research Symposium 2019 (RuFARS 2019); ISSN: 2659 – 2029; Page 74.

Editorial contribution

• N/A

Membership of professional associations

• Lifetime member of Pharmaceutical Society of Sri Lanka
• Member of Sri Lankan Society for Microbiology