Interesting. There recently was an article about how premenopausal and menopausal women are taking antihistamines with pepcid to help them sleep due to it going viral on tiktok.
https://www.thecut.com/article/antihistamines-pepcid-ac-peri...
> Then, a few months ago, Angela saw a social-media post from a woman who took daily anti-histamines (like Allegra, Claritin, or Zyrtec) plus Pepcid AC (a common antacid) for her perimenopause symptoms. Her results, as reported, sounded miraculous: no more brain fog, no more tossing and turning all night. Even her mood vastly improved.