Back to PT-141 (Bremelanotide)

PT-141 (Bremelanotide) Dosage Guide

Complete dosing protocol, reconstitution steps, and interactive calculator for PT-141 (Bremelanotide).

Dosing & Reconstitution Guide

The FDA-approved dose is 1.75 mg via subcutaneous injection before anticipated sexual activity. All other use cases are investigational or off-label.

Standard / Gradual Approach

10mg Vialadvanced
PhaseDoseVolume
Weeks 1–8500 mcg15 units (0.15 mL)
Weeks 9–121000 mcg30 units (0.30 mL)
Weeks 13–161500 mcg45 units (0.45 mL)

Protocol Summary

Subcutaneous (SQ): Use as needed ~45 minutes before sexual activity; max 1x per 24h · Dose range 0.751.75 mg with gradual titration
Cycle Length: 4–8 weeks typical; reassess before extending

Frequency & Cycling

SubQ Injection

Use as needed, max once per day. Not intended for continuous daily use. Effects peak 45–90 min post-injection.

🧪 Quick Start

Vial Size
10 mg
BAC Water
3 mL
Concentration
3300 mcg/unit
Starting Dose
500 mcg (15 units (0.15 mL))
Maintenance Dose
1500 mcg (45 units (0.45 mL))

🧮 Dose Calculator

Concentration
33.3
mcg/unit
Draw Volume
15
units (0.150 mL)
For a 500 mcg dose, draw 15 units on a U-100 insulin syringe