Wife of the President, Mrs Aisha Buhari, has shut down her office for two weeks over Coronavirus.
Her daughter, who returned from the United Kingdom, is also in self-isolation.
Mrs Buhari, who tweeted the developments through her personal handle, @aishambuhari, said she acted based on the advice of the Minister of Health and the Presidential Task Force on Covid -19.
She wrote, “Good afternoon Nigerians, earlier today (Thursday) my daughter returned from the UK being among the high-burden listed countries of COVID-19.
“Based on the advice of the Hon. Minister Of Health, Presidential Task force on COVID-19 and that of NCDC, she is on Self Isolation, not because she displayed any symptoms of the Covid-19.”