The FDA's decision means people will be able to buy the 4mg nasal spray without a prescription in supermarkets, convenience stores and vending machines.
Artificial intelligence labs have been urged by Elon Musk and numerous other tech industry figures to stop training AI systems more powerful than GPT-4.
The Saudi decision to join the China-led SCO comes within weeks of Beijing brokering talks for arch-rivals Tehran and Ryiadh to resume diplomatic relations.
New UBS CEO Sergio Ermotti on Wednesday said his return to the helm was "a call of duty," as the Swiss veteran takes on the task of restoring order to the country's bruised financial system.