In April, the country reported only five Covid-linked deaths and 1,114 new cases, while 14,100 patients recovered from the disease, according to the DGHS.
Among the five deaths during the period, two were unvaccinated patients while three were vaccinated with two doses of the Covid vaccine.
The country reported its first zero Covid death in a single day on 20 November last year, along with 178 cases, since the pandemic broke out here in March 2020.
On 28 January, Bangladesh logged its previous highest positivity rate of 33.37 percent.
The country registered its highest daily caseload of 16,230 on 28 July last year and daily fatalities of 264 on 10 August in the same year.