u/IdiditforyouDamien

I did not know retinol serums can impact IIH. Stop using retinol. The echoes in my head have eased up considerably three days after stopping rx retinol.

I had no idea this was even an issue with retinol creams but yeah. Wow. (Vitamin a derived creams can be an issue.)

https://www.neurology.org/doi/10.1212/WNL.53.5.1114

ETA more recent studies:

https://www.sciencedirect.com/science/article/pii/S2451993621001390

https://journals.lww.com/jneuro-ophthalmology/fulltext/2020/06000/fulminant_pseudotumor_cerebri_syndrome_secondary.19.aspx