The leftist leader went on TV to say he was also considering shutting the key border with Colombia to stop the opposition bringing in relief.
He denies any crisis and calls the aid delivery plans a US-orchestrated show.
Opposition leader Juan Guaidó is leading a convoy from the capital, Caracas, to the Colombian border.
Later on Friday, a concert will be held on the Colombian side of the border to raise money for Venezuela. At the same time, Mr Maduro’s government will hold its own event, reportedly just 300m (980ft) away