CalcMyPeptide
Weight ManagementAlso known as: Symlin, amylin analog, AC137

Pramlintide

Pramlintide (Symlin) is the heavily engineered, synthetic master-analog of human amylin. Operating as an elite, FDA-approved adjunctive therapy, it is injected alongside insulin to perfectly recreate the body’s natural bi-hormonal response to feeding. Serving as the direct biochemical forerunner to the highly anticipated Cagrilintide, it is the ultimate tool for crushing post-meal blood sugar spikes in extreme diabetic cases.

Reviewed by CalcMyPeptide Editorial Team
Last updated: April 2026Evidence: High1 peer-reviewed citation

Quick Stats

Half-Life~48 minutes
Dose Range15-120 mcg per meal
Frequency3× daily (before meals)
Vial Sizes0.6 mg, 1 mg
Bioavailability~30-40% (SC)
Year Developed2005

Scientific Data

Molecular Formula
C171H267N51O53S2
Molecular Weight
3949.4 g/mol
CAS Number
151126-32-8
PubChem ID
16134395
Developer
AstraZeneca / Amylin Pharmaceuticals

Mechanism of Action

Pramlintide (Symlin®) is a synthetic analog of human amylin — a pancreatic beta-cell hormone co-secreted with insulin that regulates postprandial glucose by three mechanisms: (1) slowing gastric emptying, (2) suppressing postprandial glucagon secretion from pancreatic alpha cells, and (3) promoting satiety via central amylin receptor signaling. While native amylin aggregates (causing the amyloid deposits seen in T2D), pramlintide uses proline substitutions to prevent aggregation. FDA-approved as an adjunct to insulin in both T1D and T2D, producing HbA1c reductions of 0.5-0.7% and modest weight loss (1-2 kg).

Source: FDA Label (Symlin), PMID: 15677783

Dosing Protocol

Typical Dose15-120 mcg per meal
Frequency3× daily (before meals)
Half-Life~48 minutes
Common Vial Sizes0.6 mg, 1 mg

Dosing Protocols

T2D Protocol

Dose
60 mcg
Frequency
Before each major meal (SC)
Note: Reduce pre-meal insulin by 50% when starting to prevent hypoglycemia.

T1D Protocol

Dose
15 mcg → 30-60 mcg
Frequency
Before each major meal (SC)
Note: Start low at 15 mcg; titrate up over 3-7 days. Insulin dose reduction essential.

Administration

Route
Subcutaneous injection (abdomen or thigh, separate syringe from insulin)
Timing
Immediately before each major meal (≥250 kcal or ≥30g carb).
Fasting Required?
No — food timing not critical

Expected Timeline

Immediately
Postprandial glucose slowing begins within 30 minutes of injection.
Months 2-3
HbA1c reduction ~0.5-0.7%. Modest weight loss 1-2 kg.

Who Is It For?

T1D / T2D on Insulin

High

FDA-approved with both T1D and T2D insulin regimens. Reduces postprandial spikes without extra insulin.

Postprandial Glucose Spikes

High

Direct amylin mechanism slows gastric emptying and suppresses glucagon — complementary to insulin action.

Reconstitution Example

Vial
0.6 mg
Water
1 mL
Concentration
0.6 mg/mL
Per Unit (100u syringe)
6 mcg
Dose of 15 mcg = 2.5 units on a 100-unit insulin syringe
🧮 Calculate Your Exact Pramlintide Dose →

Safety & Considerations

FDA-approved (Symlin). CRITICAL: Reduce concomitant meal-related insulin by ≥50% to prevent severe hypoglycemia. Do not mix with insulin in same syringe. Nausea is common initially — start low and titrate.

Regulatory & Legal Status

FDA Status (US)
Research Only
WADA Status (2026)
Not Listed

Not currently on the WADA 2026 Prohibited List. Policies may change — verify before competition.

Classification

Research Chemical

US Compounding: Not eligible / not available

⚠️ This information is for educational purposes only and may not reflect the most current regulatory updates. Always verify with official FDA, WADA, and jurisdiction-specific sources before use.

Dosing Quick Reference

Pramlintide— Dosing Guide
Dose Range
15-120 mcg per meal
Half-Life
~48 minutes
Frequency
3× daily (before meals)
Route
Subcutaneous
0.6 mg vial1 mg vial
💧 1 mL BAC water📐 0.6 mg/mL concentration💉 6 mcg/unit (100u syringe)
Weight Managementcalcmypeptide.com

Frequently Asked Questions

Can pramlintide be mixed with insulin in the same syringe?▼
No — pramlintide and insulin must always be injected separately. Mixing alters the pharmacokinetics of both. Always use a separate insulin syringe or pen for pramlintide.
Why do I need to reduce my insulin when starting pramlintide?▼
Pramlintide slows gastric emptying, delaying carbohydrate absorption. Without reducing meal-related insulin, the insulin peaks before glucose is absorbed, causing dangerous hypoglycemia. Reduce meal insulin by 50% when starting.

References

  1. Edelman SV et al. “"Pramlintide as an adjunct to insulin therapy in T1D and T2D".” Diabetes Technology & Therapeutics (2006). PMID: 16734556

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