Intimacy / Sexual Health

PT-141

Bremelanotide. Central nervous system arousal activator.

P141

PT-141 activates melanocortin receptors in the central nervous system to directly stimulate desire and arousal. Unlike PDE5 inhibitors that work peripherally on blood flow, PT-141 works on the brain itself. FDA-approved as Vyleesi for low sexual desire in women. Effective for both men and women.

What it does

Desire and ArousalCentral ActivationWorks for Men and WomenFDA-Approved MechanismNo Cardiovascular Dependency

Start at 0.5mg and assess tolerance before moving to higher doses. Nausea and flushing are the most common side effects, particularly above 1.5mg, and are significantly reduced by fasting before injection. Unlike Viagra or Cialis, PT-141 does not require physical stimulation to work. It acts on desire itself, making it useful in situations where the issue is low libido rather than physical response. Widely reported as effective by both male and female members.

Reconstitution

Mixing Instructions

Add 2mL bacteriostatic water to your 10mg vial.

Swirl gently until clear. Label with date.

Refrigerate. For best results, use within 28 days of reconstitution.

Dosing Reference

Based on standard reconstitution above. All doses subcutaneous unless noted.

Dose	Syringe (units)	Volume (mL)
0.5mg	10 units	0.1mL
1mg	20 units	0.2mL
1.5mg	30 units	0.3mL
2mg	40 units	0.4mL

Protocol

Research Protocol

Starting dose0.5mg - assess tolerance first

Common effective dose1-1.5mg

Timing45-60 minutes before activity

RouteSubcutaneous - abdomen or thigh

FrequencyNo more than once every 48-72 hours

FastingFasting 2 hours before reduces nausea risk

PT-141 is for research use only. Start at the lowest dose and wait the full 48-72 hours between uses. Nausea is dose-dependent and can be reduced by fasting 2 hours before injection.