South Africa's president has been certified fit after being taken ill at a rally in Pietermaritzburg on Sunday.
Mbeki was attending an ANC rally
Thabo Mbeki, 61, was released from hospital after an hour after suffering an allergic reaction to something he had eaten, his spokesman said.
"He is in high spirits," Bheki Khumalo told BBC News Online.
Mr Mbeki resumed his normal duties with the ruling ANC on Monday afternoon and is due to travel to the Democratic Republic of Congo as planned on Tuesday, the spokesman said.
"The government has given the assurance that President Mbeki is all right after being rushed to a Pietermaritzburg hospital yesterday," South African radio said.
MANIFESTO MAIN POINTS
$15bn for roads, rail, air transport, telecommunications and energy development
One million jobs to be created in next five years in expanded public works scheme
Promises to improve health services and battle HIV/Aids
More poor households to have electricity, water and phones
150,000 more police on the streets
More border security
Crackdown on corruption
The rally officially launched the ANC's campaign for South
Africa's national elections likely to be held in March or April.
Mr Mbeki is seeking a second five-year mandate.
The president paused twice to drink water during his 45-minute speech to a crowd of ANC supporters gathered in intense heat.
"During the speech it was clear to us that he had a
It was not clear what had caused his allergic reaction.