You’re right. It dilates the blood vessels which cools the body.
Okay go ahead and use your fancy language to describe that an acetyl molecule binds to certain cytokines which promote release of
prostaglandins (pyrogenics), thereby inhibiting their release and resulting in vasodilation and reduced body temperature.
This still does not deflate the facts which show HCQ has been used successfully to prevent/control the replication of corona viruses. [and other internal parasites of course]
There are strong arguments about the dangers of using aspirin as well as points made to take it regularly to reduce chances of heart problems, stroke, joint pain and colon cancer.