Who is the ketamine queen that sold fatal drug, causing Matthew Perry death? Here's what to know about ketamine and why people take it.

The U.S. Food and Drug Administration has approved the ketamine product, KETARx, for use in surgical pain management.

President Donald Trump is moving to broker a face-to-face meeting between Ukraine’s Volodymyr Zelenskyy and Russia’s Vladimir Putin in the coming weeks. At the White House on Monday, Trump and Zelenskyy met with top European leaders,