Efficacy and safety of Link Natural Sudarshana, an Ayurvedic herbal preparation in COVID-19 patients: A phase II multicenter double-blind randomized placebo-controlled trial.

Ethnopharmacological Relevance: In vitro and in vivo studies have shown anti-viral and immunomodulatory actions in components of many traditional medicines. Various constituents of traditional medicines have been found to be effective against coronavirus disease (COVID-19) in several clinical trials and in-silico studies. Sudarshana cúrna, a polyherbal Ayurvedic medicine, has been used over thousands of years for a variety of infectious fevers.

Awareness of clinical trial registration among healthcare professionals: An observational study.

Aim: Prospective registration in a freely accessible public platform is a key step in the ethical conduct of clinical trials. Little is known of the awareness of clinical trial registration among the scientific community. This study aimed to assess awareness of clinical trial registration among participants attending a medical congress in Sri Lanka.

Skeletal fluorosis in Vavuniya District: an observational study.

Background: The WHO recommended safe upper limit for fluoride in drinking water is 1.5 mg/l. Groundwater sources in many parts of Sri Lanka often exceed this limit.

High prevalence of dental fluorosis among schoolchildren in three villages in Vavuniya District: an observational study.

Background: Studies of groundwater sources in Sri Lanka show that in the entire Northern, North Central, Uva and Eastern Provinces, and also in a large area of the North Western Province, groundwater fluoride content is within the range 1.0 mg/l and 3.0 mg/l.

Ten years of clinical trial registration in a resource-limited setting: Experience of the Sri Lanka clinical trials registry.

Aim: We describe our experience of the first 10 years at the Sri Lanka Clinical Trials Registry (SLCTR).

Methods: We analyzed all trial records of the SLCTR over the study period. We collected information regarding trial characteristics and completeness of data entry in the SLCTR data set.