IANADATINMA.

Max dose combination (IBU/APAP FDC) can be useful as a substitute in emergency therapeutic situations compared to opiates. Not recommended ordinarily because of liver, kidney, and stomach impairment.[0]

Taking ibuprofen with questionable stomach condition may want to consider taking a famotidine adjuvant or duexis [1] or acetaminophen instead.

Overdose treatment of acetaminophen poisoning is the stinky N-acetylcysteine (NAC), so that maybe worth stocking whenever Tylenol is kept in a house with kids. Overdose of ibuprofen is palliative, requiring IV fluids and dialysis.

0. https://www.researchgate.net/publication/382639515_Ibuprofen...

1. https://pubmed.ncbi.nlm.nih.gov/25516006/

For those who struggled similarly to me:

I Am Not A Doctor And This Is Not Medical Advice.

(I think?).