For GI-local effects, oral administration makes mechanistic sense
Ford" Archived March 2, 2017, at the Wayback Machine "Mann v

Product Information Chemical Data Analyte Name Glycyl-L-alpha-glutamyl-L-prolyl-L-prolyl-L-prolylglycyl-L-lysyl-L-prolyl-L-alanyl-L-alpha-aspartyl-L-alpha-aspartyl-L-alanylglycyl-L-leucyl-L-valine Molecular Formula C62 H98 N16 O22 SMILES CC(C)C[C@H](NC(=O)CNC(=O)[C@H](C)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](C)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCCCN)NC(=O)CNC(=O)[C@@H]2CCCN2C(=O)[C@@H]3CCCN3C(=O)[C@@H]4CCCN4C(=O)[C@H](CCC(=O)O)NC(=O)CN)C(=O)N[C@@H](C(C)C)C(=O)O InChI InChI=1S/C62H98N16O22/c1-31(2)25-37(55(92)74-50(32(3)4)62(99)100)71-46(81)29-65-51(88)33(5)67-53(90)38(26-48(84)85)73-54(91)39(27-49(86)87)72-52(89)34(6)68-57(94)41-15-10-21-75(41)58(95)35(13-7-8-20-63)70-45(80)30-66-56(93)40-14-9-22-76(40)60(97)43-17-12-24-78(43)61(98)42-16-11-23-77(42)59(96)36(18-19-47(82)83)69-44(79)28-64/h31-43,50H,7-30,63-64H2,1-6H3,(H,65,88)(H,66,93)(H,67,90)(H,68,94)(H,69,79)(H,70,80)(H,71,81)(H,72,89)(H,73,91)(H,74,92)(H,82,83)(H,84,85)(H,86,87)(H,99,100)/t33-,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,50-/m0/s1 IUPAC (4S)-4-[(2-aminoacetyl)amino]-5-[(2S)-2-[(2S)-2-[(2S)-2-[[2-[[(1S)-5-amino-1-[(2S)-2-[[(1S)-2-[[(1S)-1-(carboxymethyl)-2-[[(1S)-1-(carboxymethyl)-2-[[(1S)-2-[[2-[[(1S)-1-[[(1S)-1-carboxy-2-methyl-propyl]carbamoyl]-3-methyl-butyl]amino]-2-oxo-ethyl]amino]-1-methyl-2-oxo-ethyl]amino]-2-oxo-ethyl]amino]-2-oxo-ethyl]amino]-1-methyl-2-oxo-ethyl]carbamoyl]pyrrolidine-1-carbonyl]pentyl]amino]-2-oxo-ethyl]carbamoyl]pyrrolidine-1-carbonyl]pyrrolidine-1-carbonyl]pyrrolidin-1-yl]-5-oxo-pentanoic acid Product Data Storage Temperature -20C Shipping Temperature Room Temperature Product Type Synthesis Tools

This prevents solution from leaking back out through the needle track
It is crucial for the absorption of phosphorus and calcium and the maintenance of healthy bones