diurnal phospho dsip Phosphorylated delta sleep inducing peptide restores spatial memory and p-CREB expression by improving sleep architecture at high altitude DSIP Dosage Calculator and Chart
Description
J Cereb Blood Flow Metab 21:11331145

18(2):185 Multifunctionality and possible medical application of the BPC 157 peptide: literature and patent review Seiwerth S, Rucman R, Turkovic B, et al., Current Pharmaceutical Design , 2018

Yes, they are generally very safe when given by trained professionals

Vision loss and a smooth tongue

You might need a more precise answer to the question, How long does it take to heal from hernia surgery? Make sure you ask your doctor since your healthcare team will be able to tell you which recovery timeline is expected for your situation
