
PT-141 Injection
On-Demand Intimacy Enhancement
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Get StartedPT-141 (Bremelanotide) is a melanocortin receptor agonist that enhances sexual desire by acting on the central nervous system. Unlike Viagra or Cialis, which increase blood flow mechanically, PT-141 works in the brain to boost genuine arousal and desire. It is effective for both men and women.
PT-141 may enhance sexual desire and arousal, improve intimacy satisfaction, and address low libido at its neurological source. It works for both men and women and does not require daily use. All benefits are based on published research and individual results may vary.
PT-141 is administered as a simple subcutaneous injection. Typical dosing includes one injection taken as needed on a provider-determined schedule. PeRx ships it fully reconstituted and ready to use. No mixing required. Insulin syringes and a step-by-step guide are included.
Related Products
The statements on this page have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
*The FDA does not review or approve any compounded medications for safety or effectiveness. Off-label use must be prescribed and supervised by a licensed provider.
Desire starts in the brain. So does PT-141.
Most treatments for low libido focus on blood flow. They help with mechanics but do nothing for actual desire. That disconnect is why so many people feel unsatisfied with pills like Viagra and Cialis.
PT-141 takes a different approach. It activates melanocortin receptors in the hypothalamus, the part of your brain that controls arousal. The result is genuine desire, not just a physical response. It works for both men and women, and you only use it when you want to.

Why do people explore PT-141 therapy?

May enhance sexual desire and arousal by activating melanocortin receptors in the brain, addressing libido at its neurological source.

Works for both men and women. One of the only treatments that targets desire itself rather than just the physical mechanics.

On-demand dosing means you only use it when you want to. No daily pills, no buildup period, no hormone disruption.

Non-hormonal mechanism of action. PT-141 does not affect testosterone, estrogen, or other hormone levels.

FDA-approved active ingredient (Bremelanotide) with clinical trials showing improved satisfaction scores in both genders.

FDA-approved active ingredient. CNS-mediated mechanism. Works for both genders. Read the guide →
What the research shows about PT-141
Lab tested medications
for quality & potency
Our medication is compounded at FDA-registered, state-licensed 503A pharmacies and delivered right to your door when you need it.

Lab tested for quality & potency
Our pharmacies perform third-party testing through FDA and DEA registered labs to run quality control checks for every compounded lot. They test four key characteristics associated with quality and safety.
Potency Test
PASSEDPerformed on every batch to confirm the active ingredient is present at the labeled concentration. Your vial contains exactly what it should.
Sterility Test
PASSEDTests for the presence of bacteria, fungi, and other microorganisms. Every batch is tested and must meet the requirements of USP 797.1.
Endotoxin Test
PASSEDScreens for bacterial endotoxins that can cause fever or adverse reactions. Every batch is tested and must not exceed the threshold limits defined in USP 85.
pH Test
PASSEDAssesses the acid/base balance to ensure minimal irritation upon injection and confirm the solution is within the correct range for subcutaneous administration.
Quality you can trust
Get started in 3 simple steps
No appointments. No waiting rooms. Everything happens online.
Complete your health screening online
Step
1
Answer a quick clinical questionnaire 100% online. A licensed provider reviews your profile to determine if a personalized treatment plan is right for you.

Get your medication delivered to your door
Step
2
Once approved, your prescription ships directly to you via FedEx Overnight in cold-chain packaging. Fully reconstituted and ready to use from day one.

Ongoing care and provider support
Step
3
Your prescribing provider is available anytime for questions. Plus, regular check-ins help track your progress and adjust your protocol as needed.

PT-141 vs. Viagra/Cialis
Different approach, different results. Here's how they compare.

PT-141
Brain-based desire
| PT-141 | Viagra/Cialis | |
|---|---|---|
| Best For | Low desire and arousal (both genders) | Erectile dysfunction (men only) |
| How It Works | Brain-based: activates desire pathways | Vascular: increases blood flow |
| Works For Women? | Yes, FDA-approved for women with HSDD | No, designed for men only |
| Addresses Desire? | Yes, enhances genuine arousal | No, only addresses physical mechanics |
| Dosing | On-demand subcutaneous injection | On-demand oral pill |
Why PT-141 Works Differently
PDE5 inhibitors like Viagra and Cialis increase blood flow to help with erections, but they do nothing for desire. PT-141 activates the same brain pathways responsible for natural arousal, which is why it works for both men and women.
Learn more in our guide💊
PDE5 Inhibitors
Viagra/Cialis
Blood-flow based
What to Expect: Your PT-141 Timeline
Every body is different, but here's the typical progression.
What you may notice:
Most people feel increased warmth and a subtle shift in arousal within 30 to 60 minutes. Some experience mild flushing or nausea that passes quickly.
What's happening:
PT-141 is activating melanocortin receptors in your hypothalamus, triggering the neurological cascade that drives desire.
What you may notice:
You start to understand your personal response window and optimal timing. Effects typically last several hours.
What's happening:
Your body is calibrating to the peptide. Most people settle into a predictable response pattern within the first few uses.
What you may notice:
Greater confidence in intimate situations. Many report that knowing they have an effective option reduces performance anxiety on its own.
What's happening:
The psychological benefit compounds with the physiological effect. Reduced anxiety often amplifies the response.
What you may notice:
Consistent on-demand results. Some patients find they need it less frequently as confidence and intimacy patterns improve.
What's happening:
PT-141 continues to work on-demand without tolerance buildup. Your provider may adjust dosing based on your experience.
More from our patients
Real experiences. Individual results may vary.
Finally something that actually works for desire
“I tried everything for low libido after turning 40. PT-141 was the first thing that made me actually want intimacy again. It works through desire, not mechanics, and that makes all the difference.”
Jessica M.
PT-141
Better than Viagra for me
“Viagra gave me headaches and felt forced. PT-141 feels natural. The desire is real, not just a physical reaction. My wife noticed the difference immediately.”
Mark R.
PT-141
Wish I had found this sooner
“After years on SSRIs my libido was nonexistent. My provider suggested PT-141 and within the first use I felt something I had not felt in years. Genuinely life-changing.”
Amanda K.
PT-141
Legitimate process, discreet delivery
“The screening was thorough and the provider actually reviewed my history. Medication arrived next day in plain packaging. The on-demand aspect is perfect for my lifestyle.”
David S.
PT-141
Works for women too
“So many treatments are designed only for men. PT-141 is one of the few things that actually addresses female desire. I feel like myself again.”
Rachel T.
PT-141
Individual results may vary. Testimonials reflect personal experiences and do not guarantee outcomes.
Learn more about
PT-141 Injection
PT-141 (Bremelanotide) is a synthetic peptide that activates melanocortin receptors in the brain to enhance sexual desire and arousal. Unlike Viagra or Cialis, which increase blood flow, PT-141 works through the central nervous system to boost genuine desire. The active ingredient received FDA approval in 2019 for hypoactive sexual desire disorder (HSDD) in premenopausal women.
The most commonly reported side effects are mild and temporary: flushing, nausea (usually only the first few uses), headache, and injection site reactions. Most side effects resolve within a few hours. Serious side effects are rare.
PT-141 is not recommended if you are pregnant or breastfeeding, have uncontrolled high blood pressure, have cardiovascular disease, or are taking medications that affect blood pressure. Always disclose your full medical history during screening.
Most people notice effects within 30 to 60 minutes of injection. The effects typically last several hours. Timing can vary by individual, and most people find their personal response window within the first few uses.
PeRx ships PT-141 fully reconstituted and ready to use. Store refrigerated at 36-46 degrees F (2-8 degrees C). Do not freeze. Keep the vial upright and away from direct light.
The active ingredient in PT-141, Bremelanotide, received FDA approval in 2019 under the brand name Vyleesi for HSDD in premenopausal women. PeRx provides compounded PT-141 prescribed by licensed providers and prepared at FDA-registered 503A pharmacies.
No. The entire process is done online. Complete a health screening, a licensed provider reviews your profile remotely, and your medication ships directly to your door via FedEx Overnight.
Every order includes a provider evaluation and prescription, pharmacy-grade PT-141 from an FDA-registered 503A pharmacy, insulin syringes, alcohol swabs, a step-by-step injection guide, and FedEx Overnight shipping.
Yes. PT-141 pairs well with Selank (for reducing anxiety that can interfere with intimacy), DSIP (for sleep quality which supports overall wellbeing), and NAD+ (for energy and vitality). Your provider can advise on combinations.
Yes. PT-141 works through the central nervous system rather than through vascular mechanics, which means it can enhance desire and arousal in both men and women. Clinical trials have demonstrated effectiveness in both genders.
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PT-141 Injection

Supporting Research
- Obstetrics & Gynecology, 2019: RECONNECT Phase 3 Trial
- Journal of Sexual Medicine, 2008: Male Erectile Dysfunction Study
- Pharmacology & Therapeutics, 2016: Melanocortin Receptor Mechanism
Only available if prescribed after an online consultation with a licensed healthcare provider. Benefits outlined are based on published third-party studies. Individual results may vary.
The FDA does not review or approve any compounded medications for safety or effectiveness. Compounded medications are prepared by state-licensed 503A pharmacies based on a valid prescription. If you notice any side effects, contact your healthcare provider immediately.
PT-141
$229/mo