(Native, unmodified recombinant human IGF-1, sold as mecasermin/Increlex, is FDA-approved only for a narrow pediatric growth-failure indication and is chemically distinct from the LR3 analog.) In the US it is manufactured and sold almost exclusively as an unregulated "research chemical" labeled "not for human consumption," a labeling practice peptide vendors use to avoid marketing it as an unapproved drug
On the other hand, if you under-dilute your Tirzepatide solution by adding too little bac water, your final concentration will be higher than you intended
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Potential side effects include headaches, sweating, hypertension, insomnia, and agitation
This patient, who has UC and PSC and an increased risk for colorectal cancer, appropriately underwent surveillance colonoscopy
doi: 10.1016/j.molmed.2011.01.015