PT-141 vs Melanotan II

A comprehensive, data-driven comparison of PT-141 (Bremelanotide) and Melanotan II (MT-2). Compare efficacy, side effects, costs, FDA approval status, and clinical evidence to make an informed decision.

PT-141
FDA Approved
Hypoactive sexual desire disorder (HSDD) in women
Evidence
High
Monthly Cost$800 - $1,200/mo
DosingAs needed
ManufacturerCosette Pharmaceuticals (Covis Pharma)
Melanotan II
Not submitted
Tanning and sexual dysfunction (research)
Evidence
Low
Monthly Cost$30 - $60/mo
DosingAs needed

Side-by-Side Comparison

PropertyPT-141
Bremelanotide, Vyleesi
Melanotan II
MT-2, Melanotan 2
FDA Status
FDA Approved
Not submitted
Category
Sexual Health
Sexual Health
Primary Use
Hypoactive sexual desire disorder (HSDD) in women
Tanning and sexual dysfunction (research)
Weight Loss %
N/A
N/A
Monthly Cost
$800 - $1,200/mo
$30 - $60/mo
Administration
Subcutaneous injection
Subcutaneous injection
Typical Dose
1.75mg as needed, at least 45 min before activity
0.25-1mg 2-3x per week
Frequency
As needed
As needed
Mechanism

Melanocortin receptor agonist that activates central nervous system pathways involved in sexual arousal

Melanocortin receptor agonist that stimulates melanogenesis for tanning and has effects on sexual arousal

Common Side Effects
  • Nausea
  • Flushing
  • Injection site reactions
  • Headache
  • +1 more
  • Nausea
  • Flushing
  • Spontaneous erections
  • Darkening of moles and freckles
  • +1 more
Serious Side Effects
  • Increases in blood pressure
  • Darkening of skin
  • Severe nausea
  • New mole formation
  • Changes in existing moles
  • Cardiovascular effects
  • Unknown cancer risk
  • +2 more
Evidence Quality
High
Low
Clinical Trial Phase
Approved
N/A

Key Differences

  • 1PT-141 is FDA-approved, while Melanotan II is currently not submitted.
  • 2Melanotan II is generally more affordable ($30 - $60/mo) compared to PT-141 ($800 - $1,200/mo).
  • 3PT-141 has high-quality evidence, while Melanotan II has low-quality evidence.

Which Is Better For...

PT

PT-141

Those seeking an FDA-approved treatment with established safety data

ME

Melanotan II

More budget-friendly option with lower monthly costs

PT

PT-141

Stronger clinical evidence base to support its use

Cost Comparison

PeptideMonthly Cost RangeFDA StatusManufacturer
PT-141$800 - $1,200/mo
FDA Approved
Cosette Pharmaceuticals (Covis Pharma)
Melanotan II$30 - $60/mo
Not submitted
Various research labs

Prices are estimated monthly costs and may vary based on pharmacy, insurance coverage, and manufacturer assistance programs. Costs for non-FDA-approved peptides reflect research compound pricing.

Frequently Asked Questions

What is the main difference between PT-141 and Melanotan II?

PT-141 works via Melanocortin receptor agonist that activates central nervous system pathways involved in sexual. Melanotan II works via Melanocortin receptor agonist that stimulates melanogenesis for tanning and has effects on. They differ in FDA approval status, efficacy data, and cost.

How much does PT-141 cost compared to Melanotan II?

PT-141 typically costs $800 - $1,200/mo, while Melanotan II costs $30 - $60/mo. Prices may vary by pharmacy, insurance coverage, and manufacturer programs.

Are PT-141 and Melanotan II FDA approved?

PT-141 is FDA-approved. Melanotan II is not FDA-approved (Not submitted). FDA approval indicates the treatment has met rigorous safety and efficacy standards.

What are the side effects of PT-141 vs Melanotan II?

Common side effects of PT-141 include Nausea, Flushing, Injection site reactions. Common side effects of Melanotan II include Nausea, Flushing, Spontaneous erections. Always consult a healthcare provider about potential side effects.

Can I switch from PT-141 to Melanotan II?

Switching between peptide therapies should only be done under the guidance of a qualified healthcare provider. They can evaluate your medical history, current response, and determine the safest transition protocol.

Learn More

PT-141 Full Profile
Hypoactive sexual desire disorder (HSDD) in women

PT-141 (Bremelanotide) is an FDA-approved peptide medication marketed as Vyleesi for treating hypoactive sexual desire disorder (HSDD) in premenopausal women. Unlike PDE5 inhibitors like Viagra, PT-14...

View Full PT-141 Guide
Melanotan II Full Profile
Tanning and sexual dysfunction (research)

Melanotan II is a synthetic analog of alpha-melanocyte stimulating hormone that binds to melanocortin receptors. Originally developed for skin tanning protection against UV damage, it was found to hav...

View Full Melanotan II Guide

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Medical Disclaimer

The information provided on this page is for educational and informational purposes only and does not constitute medical advice. This comparison between PT-141 and Melanotan II should not be used as a substitute for professional medical guidance. Always consult a qualified healthcare provider before starting, stopping, or modifying any peptide therapy. Clinical data cited may be from ongoing trials and is subject to change. Individual results may vary significantly. PeptideVS does not endorse, recommend, or promote the use of any specific peptide for medical treatment.