Ms. D.T.N. De Silva

Lecturer (Probationary)

B. Pharm (USJP), PGCert (MedEd; PGIM)

Faculty of Health Sciences

Central Campus, Faculty of Health Sciences, The Open University of Sri Lanka, Nawala, Nugegoda

Office: +94112881131, Ext: 631, 720


I graduated from University of Sri Jayewardenepura with Bachelor of Pharmacy Degree in 2015. I joined OUSL as a Lecturer (Probationary) in 2018. I have completed the Postgraduate Certificate in Medical Education at the Post Graduate Institute of Medicine, University of Colombo. My research interests lie on the areas of Drug Utilization and Potential active compounds in plant derived medicines. Medical Education is a parallel interest of mine.

Research interests:

Medical Education, Professional Practice of Pharmacy, Drug Utilization


Life Member – Pharmaceutical Society of Sri Lanka

Member – Sri Lanka College of Medical Educationists

Course Coordination:

FMU3203-Pharmaceutics I, FMU4501-Pharmaceutics II, FMU5501-Pharmacology III, FMU5406-Pharmaceutical Marketing, Management and Pharmacoeconomics, FMU4558 – Practical Training II


Full Papers:

De Silva, T. and Fernandopulle, B.M.R., (2018). Fostering reflective capacity in undergraduate pharmacy education in Sri Lanka. Pharmaceutical Journal of Sri Lanka, 8(1), pp.28–37.

De Silva, T., Weerasekera, M., Edirisinghe, D., Gunasekara, C., Sampath, A., Bulugahapitiya, U., & Fernando, N. (2016). Patients with Diabetes; Their Perception and Practices towards Oral Health. World Journal of Pharmaceutical Research, 5(3), 149-158.

Oral presentations:

De Silva, DTN, Fernandopulle, BMR, Yasarathna, KWGKP, Wijesinghe, KGCD, Gunasekara, ADM, Beneragama, BVSH, Panapitiya, L, Weerarathne, ED, Antithrombotic Medicines in State Sector of Sri Lanka from 2006 to 2017: Utilization, Expenditure and Gaps in Access. Presented at the 131st Anniversary International Medical Congress of the Sri Lanka Medical Association, from 26th-29th July 2018 at the Galadari Hotel, Colombo


Fernandopulle, BMR, Wijesinghe, KGCD, Yasarathna, KWGKP, De Silva, DTN, Beneragama, BVSH, Panapitiya, L, Sri Ranganathan, S, Weerarathne, ED, Trends in Utilization of Antibiotics Over a 25 Year Period in The State Sector (1993 – 2017) in Comparison with Documented Antimicrobial Resistance Patterns to Escherichia Coli in Sri Lanka. Presented at the 131st Anniversary International Medical Congress of the Sri Lanka Medical Association, from 26th-29th July 2018 at the Galadari Hotel, Colombo


Fernandopulle, B.M.R., De Silva, D.T.N., Beneragama, B.V.S.H., Panapiya, L., Sri Ranganathan, S., Weerarathne, E.D. Utilization, Spending and Price Trends for Anti-Asthmatic Drugs in State Sector of Sri Lanka: 2002 – 2016, Presented at National Health Research Symposium 2017 organized by the Ministry of Health, Nutrition and Indigenous Medicine – Sri Lanka, 4th – 5th December 2017, BMICH, Colombo, Sri Lanka.

Poster presentations:

Gunasekara ADM, Fernandopulle BMR, De Silva DTN, Panapitiya L, Beneragama BVSH, Weerarathne ED. Impact of the priority medicines for Non-Communicable Diseases circular on the availability of medicines in the Medical Supplies Division, Sri Lanka. accepted to be presented at the International Conference on Health Sciences (ICH 2018) organized by the Faculty of Medical Sciences, University of Sri Jayewardenepura, Sri Lanka, 7th – 9th October, 2018 at Water’s Edge, Colombo, Sri Lanka.


Warusavitharana, SP; Kumudumala, RHJ; Balasuriya, A; Nelumdeniya
NRM; De Silva DTN.  Assessment of knowledge, attitudes and practices among patients on consumption of medicines at Rajya Osusala, Colombo 07. Presented at the ‘Annual Scientific Sessions of the Pharmaceutical Society of Sri Lanka, June 23rd 2018 at Sri Lanka Foundation, Colombo 07.

De Silva DTN, Edirisinghe RMSD , Weerasekera MM , Gunasekera TDCP , Fernando SSN , Bulugahapitiya U. Diabetic patients; their knowledge, practices and attitudes regarding oral health. Presented at the Scientific Sessions 2015 of Faculty of Medical Sciences, University of Sri Jayewardenepura , 02nd April 2015 at Golden Ross Hotel, Boralesgamuwa, Colombo.


Ongoing Research:
  • Perceptions of undergraduates regarding professionalism in pharmacy undergraduate curricula (pending ethics approval) – Principle investigator
  • The impact of pharmacist counselling on knowledge, attitude and adherence to Clomiphene Citrate in patients attending sub fertility clinic at Castle Street Hospital for Women. – Student Advisor
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