Back to Tirzepatide
Tirzepatide Dosage Guide
Complete dosing protocol, reconstitution steps, and interactive calculator for Tirzepatide.
Dosing & Reconstitution Guide
GI effects dose-dependent. Avoid combining with GLP-1 agonists unless supervised.
Standard / Gradual Approach
2.5mg VialstandardPhaseDoseVolume
Week 12.5mg200 units
Week 55mg400 units
Week 910mg800 units
Week 1315mg1200 units
Protocol Summary
Subcutaneous (SQ): Once weekly · Dose range 2.5–15 mg with gradual titration
Cycle Length: 4–8 weeks typical; reassess before extending
Frequency & Cycling
Subcutaneous
Start with 2.5mg once weekly for 4 weeks, then increase to 5mg once weekly for 4 weeks. Continue increasing by 2.5mg every 4 weeks until reaching the maximum dose of 15mg once weekly or the maximum tolerated dose.
🧪 Quick Start
Vial Size
2.5 mg
BAC Water
2 mL
Concentration
1300 mcg/unit
🧮 Dose Calculator
Concentration
12.5
mcg/unit
Draw Volume
40
units (0.400 mL)
For a 500 mcg dose, draw 40 units on a U-100 insulin syringe