The aid includes medical masks, gloves, gowns and hand sanitiser, as well as educational material on preventing the spread of coronavirus.
Qatar Charity has been delivering daily meals to around 4,000 migrant workers, many confined in the Industrial Area in the south of Doha.
Yemen cannot fight a war and a health crisis at the same time, UN envoy says, as government works to put new health measures in place.
Middle East and North African governments must prepare for the possibility of things going wrong, WHO says, urging caution during Ramadan.
A report published by parliament said the real death toll from the novel coronavirus outbreak is estimated to be as much as 80% more than announced by the government.
In a precautionary step, the Gulf country has established a temporary unit with 130 beds to treat patients infected with the COVID-19 respiratory disease.
More than 14 million people in Yemen and 9.9 million in Egypt lack a sink or soap at home, putting them at greater risk of infection, UN says.
The 150-bed facility includes 10 intensive care beds and 10 ventilators and will be staffed by 150 health workers who have received training.
Many of the city's impoverished residents find themselves forced to break the rules of quarantine in search of daily sustenance.
The government has approved additional support for the health sector after the first case of coronavirus was recorded in Hadramaut.