Secretin vs Teduglutide

Head-to-head comparison of Secretin (Human Secretin) and Teduglutide (Teduglutide (glycyl-2 human glucagon-like peptide-2 analog)) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertySecretinTeduglutide
CategoryGastrointestinalGastrointestinal
Full NameHuman SecretinTeduglutide (glycyl-2 human glucagon-like peptide-2 analog)
Molecular Weight3055.4 Da3752 Da
Half-Life5-7 minutesapproximately 2-3 hours
Amino Acids2733
Typical Dose0.2 mcg/kg IV0.05 mg/kg/day
RouteIntravenousSubcutaneous
Purity≥98%≥98%
Studies Count800300
Research StatusClinicalClinical

Secretin Benefits

  • stimulates-pancreatic-secretion
  • supports-bicarbonate-release
  • aids-duodenal-pH-control
  • helps-digestive-coordination

Teduglutide Benefits

  • mucosal-growth
  • absorption-support
  • barrier-repair
  • intestinal-adaptation

Secretin Dosing

0.2 mcg/kg IV diagnostic dose|research infusion protocols|short bolus administration

Teduglutide Dosing

0.05 mg/kg once daily subcutaneous injection|chronic maintenance dosing in approved use|monitor fluid status and intestinal anatomy

Secretin Side Effects

  • flushing
  • nausea
  • abdominal-cramping

Teduglutide Side Effects

  • abdominal pain
  • fluid retention
  • polyp/neoplasia monitoring needed

Research Overview

Secretin

Secretin is a classic GI hormone with extensive physiology literature and established diagnostic use. It remains important for studying pancreatic secretory function, biliary responses, and duodenal feedback.

Teduglutide

Teduglutide has robust clinical evidence showing improved intestinal absorption and reduced parenteral nutrition dependence in short bowel syndrome. Its mechanism, via GLP-2 receptor activation, makes it highly relevant to mucosal healing and intestinal adaptation research.

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Common Stacking Partners

Secretin stacks with:

pancreatic-enzymesacid-controlmeal-timing

Teduglutide stacks with:

nutritional-supportoral-rehydrationprobiotics
pancreatic-secretionbicarbonateduodenal-hormonedigestionshort-bowelmucosal-healingabsorptionintestinal-adaptationGLP-2