The clearest signal comes straight from FDA prescribing information for semaglutide products, which notes that there have been postmarketing reports of acute kidney injury, in some cases requiring hemodialysis
That's purging
A new needle must be used for each weekly injection
A high percentage of cells in S-phase is associated with a better clinical response to MTX ( TYMS , CPTS , and an MTX target enzyme, DHFR ( via AMPK activation ( In parallel with MTXs most well-known targets, several NAD+-dependent enzymes were inhibited by the antifolate in vitro : 2-oxoglutarate, isocitrate, malate, pyruvate, succinate, 6-phosphogluconate and glucose-6-phosphate dehydrogenases, glutamate-cysteine ligase, glutathione reductase, and glutathione peroxidase ( in vitro and in vivo , resulting in decreased levels of S-adenosylmethionine (SAM) (30), the main methyl donor of metabolism