A suspicious package containing white powder delivered to a US military base in Maryland caused multiple people to fall ill and led to several being hospitalised.

A building on the base was evacuated after an individual "opened a suspicious package," CNN reported, citing a statement from Joint Base Andrews, located outside Washington, DC.

"As a precaution, the building and connecting building were evacuated, and a cordon was established around the area," the statement said.

Several people were transported to the Malcolm Grove Medical Center on the base, CNN said. The extent of their illnesses was not known.

Joint Base Andrews is famously known as the home base for Air Force One, the aircraft used to transport the President of the United States.

The package contained an unknown white p

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