If the FDA allowed powerful amphetamines (which are perfectly safe for human consumption and lead to no side effects) to be released into the water supply, increasing worker productivity, it would affect the US AD/SRAS/GDP/PL in this way.
What is AD none, SRAS right, GDP up, PL down?
If the FDA declared war on Russia and Putin nuked 2 major US cities but there wasn’t a nuclear apocalypse but there was still a war, it would have this effect on the AD/SRAS/GDP/PL.
What is AD indeterminate, SRAS left, GDP indeterminate, PL indeterminate?
The FDA publicly endorsing the consumption of cheap tasty toxic waste (assuming that, in accordance with last week’s canon, they were already allowed into the market and are widely used) (with negative health impacts only being long term (which are unknown to the public (and are very tightly kept secrets so they won't get leaked))), making consumers more optimistic would have this effect on the US AD/SRAS/GDP/PL.
What is AD right, SRAS none, GDP up, PL up?