Niclosamide a pro-metabolic drug that deserves more attention IMO.
It's an uncoupler, TLR4 antagonist , anti-fungal, Anti-viral, neuroprotective ,helps diabetes and fatty liver .. you name it. It shares structural similarity to aspirin as well.
I'm going to link the thread where we discussed our experiences with it on the former RPF:
https://lowtoxinforum.com/threads/niclosamide-for-fat-loss-uncoupling.42781/
This study shows that it lowers serotonin and glutamate in physhological doses.
Maybe that's why some people reported better sleep and mood on it.
It should be helpful for people with excessive itching, as in seasonal allergies .
"Additionally, the levels of mGluR1, mGluR5, 5-HT2, and TRPV1 were significantly reduced."
It might also have anti-fibrotic effects since it antagonizes the 5HT2 receptor.