The government has responded to the crisis by providing people with boxes of food, including powdered milk and pasta, although most people say they arrive irregularly and do not contain almost enough to sustain a household.
Venezuela's other main political parties boycotted the vote. Turnout was the lowest in a presidential race in decades.
Venezuela's election officials say socialist leader Nicolas Maduro has won a second six-year term as president of the oil-rich South American country, while his main rivals are disputing the legitimacy of the vote and calling for a new election.
In a separate statement, Pompeo said the United States "will take swift economic and diplomatic actions to support the restoration of their democracy".
The United States and other countries are likely to apply additional economic and diplomatic pressure on the Venezuelan government following President Nicolas Maduro's victory Sunday in elections that most of the opposition had boycotted and that worldwide community had denounced as a farce.
Turnout at the election was 46 percent, it said, way down from the 80 percent at the last presidential vote in 2013.
In Beijing, foreign ministry spokesman Lu Kang said China believed the Venezuelan government and people could handle their own affairs and that everyone should respect the choice of the Venezuelan people. USA government has already said it will not recognize outcome of the Venezuelan presidential election.
The officials said the order prohibits all transactions related to the purchase of any debt owed to the Venezuelan government by any U.S. person or anyone within the U.S. The officials said it included any debt associated with Venezuela's state oil company, PDVSA.
Pakistan's Diplomatic Dispute With US Intensifies
Pakistan on Thursday had confirmed that its diplomats in the United States will face travel restrictions from May 11. The FIA didn't allow Joseph to leave the country until the officials get orders from the federal government.
However, Maduro announced a complete audit of de votes by worldwide experts and called for the consolidation of peace and coexistence among all political sectors of Venezuelan society with a view to advancing towards the solution of economic problems, and establishing a constructive agenda for the development and the future of the country.
Venezuelan opposition leaders are hopeful for additional global action and looking to the United States and other countries to help extricate them from the calamity their government has imposed. It didn't say what those measures might entail.
Reeling from a fifth year of recession, falling oil production and US sanctions, Venezuela is seeing growing levels of malnutrition, hyperinflation, and mass emigration.
The Lima Group countries have agreed to reduce their level of diplomatic relations with Venezuela, recalling their ambassadors for consultations and expressing protest to Venezuelan ambassadors following elections in the country, the Mexican government said Monday.
The senior administration officials said that the U.S.is not blocking the sale of USA oil products to Venezuela for the time being, nor the importation of Venezuelan oil to the United States.
This won't happen. What is likely to occur, is another set of crunching economic sanctions from Washington, which is refusing to recognize the Presidential Election.
"Venezuela's elections do not meet the minimum standards for a true democracy".