The statement comes after the New York Times reported earlier this week the United States was diverting munitions from Israel and South Korea to Ukraine for use in the war against Russia.
Britain announced on Saturday that it will send 14 of its main tanks to Ukraine as well as advanced artillery support.
Putin said in 2018 that the Poseidon was a fundamentally new type of strategic nuclear weapon with its own nuclear power source.
However, several key US security officials have expressed concern over continued and potential escalations in the Ukraine-Russia conflict.
"Such a step would send an unequivocal message to the Iranian terrorist regime against the terrorist activities it leads in the Middle East and around the world."
This is the third shipment of lethal aid from Iran to Yemen intercepted by the US in the past two months.
Supplying tanks would represent a significant step up in Western support to Ukraine, but the British government has not yet taken a final decision on the matter.
The latest security package for Ukraine is expected to be unveiled on Friday, US officials said.
Russia to introduce new multi-warhead nuclear missiles in invasion of Ukraine
Thieves broke into a base and stole two vehicles and the soldiers didn't even notice.