Mr Geoffrey Onyeama, the Minister of Foreign Affairs, said he has tested positive for coronavirus.
Onyeama announced the result of his fourth test on his official Twitter handle on Sunday.
He said he was heading for isolation and treatment.
The minister, in a tweet, said, “Did my fourth COVID-19 test yesterday (Saturday) at the first sign of a throat irritation and unfortunately this time, it came back positive.
“That is life! Win some, lose some. Heading for isolation in a health facility and praying for the best. #StayHomeSaveLives #COVID19 #PTFCOVID19.”
President Muhammadu Buhari, in a goodwill message by his Senior Special Assistant on Media and Publicity, Garba Shehu, wished the minister speedy recovery, describing him as a strong pillar of his administration.
“The country is eternally grateful to Geoffrey Onyeama for his diligence in attracting international support for Nigeria to defeat the coronavirus pandemic and boost the economy. I wish him speedy recovery,” the statement quoted Buhari as saying.