Sexual Health · Bonita Springs, Fl
PT-141 (Bremelanotide) Therapy in Bonita Springs, FL
Physician-Supervised Sexual Health & Libido Restoration
PT-141 (Bremelanotide) is a melanocortin receptor agonist prescribed by Dr. Katherine Ortiz at DNA Wellness and Longevity Institute. Unlike Viagra or Cialis — which work on blood flow — PT-141 works directly on the brain's arousal and desire pathways, making it effective for both men and women experiencing low libido, hypoactive sexual desire disorder (HSDD), and erectile dysfunction that hasn't responded to conventional treatments..
Why patients choose us
Physician-Led
All protocols supervised by
Dr. Katherine Ortiz I-MD, Ph.D., PA-C, M.M.S., ABAAHP
Lab-Based
Protocol built from your bloodwork, not a template
SW Florida
Serving Bonita Springs, Naples, Estero & Fort Myers
Treatment Overview
PT-141 Therapy
Physician-Supervised
Lab-Based Protocol
FDA-Regulated
Bonita Springs, FL
What Is PT-141?
How PT-141 Works
PT-141, known generically as Bremelanotide, is a synthetic peptide derived from Melanotan II — a compound originally studied as a sunless tanning agent — that was found to have a profound and unexpected effect on sexual desire and arousal. Researchers refined it specifically for sexual health applications, and in 2019 the FDA approved Bremelanotide (marketed as Vyleesi®) for the treatment of hypoactive sexual desire disorder (HSDD) in premenopausal women — making it the first non-hormonal, FDA-approved treatment for female sexual desire disorder.
PT-141 works by activating melanocortin receptors MC3R and MC4R in the hypothalamus — the area of the brain that governs arousal, motivation, and desire. This is a fundamentally different mechanism from PDE-5 inhibitors like Viagra or Cialis, which act peripherally by increasing blood flow. PT-141 addresses the neurological origin of desire itself. For men who do not respond to or cannot take conventional ED medications, PT-141 offers a clinically meaningful alternative and for men who do use PDE-5 inhibitors, research suggests the two can work synergistically. For women navigating perimenopause, menopause, hormonal shifts, or stress-related desire loss, PT-141 acts on the brain's desire pathways in a way that hormone therapy alone often cannot reach.
At DNA Wellness, Dr. Ortiz evaluates PT-141 candidacy as part of a comprehensive sexual health and hormone review. Treatment is prescribed only after a thorough clinical assessment — never as a standalone order without context.
How It Helps
Potential Benefits of PT-141 Therapy
Libido & Desire Restoration
PT-141 targets the brain's melanocortin receptors — the neurological seat of sexual motivation — rather than simply improving the mechanical aspects of sexual function. For women with hypoactive sexual desire disorder (HSDD), clinical Phase 3 trials showed a meaningful response rate compared to placebo, with improvements in desire that were distressing-reducing and patient-reported. For both men and women experiencing low libido related to aging, perimenopause, stress, or hormonal change, PT-141 addresses what many other treatments miss: the desire to be intimate in the first place.
Erectile Dysfunction (Men)
An Alternative Path for Men Body: An estimated 30–40% of men with erectile dysfunction see limited improvement with PDE-5 inhibitors like Viagra or Cialis. Because PT-141 works centrally through the brain rather than peripherally through blood vessels, it offers a clinically distinct option for this population. Research also shows PT-141 can work synergistically with PDE-5 inhibitors in men who are partial responders — producing a significantly enhanced erectile response when the two are combined. It also addresses psychological and desire-based components of ED that blood flow medications do not.
Sexual Health During Hormonal Transition (Women)
Perimenopause and menopause bring hormonal shifts that frequently diminish sexual desire, arousal, and satisfaction — and hormone replacement therapy, while helpful for many symptoms, does not always restore libido fully. PT-141 fills this gap by acting on neurological pathways that hormones do not directly regulate. For women Dr. Ortiz is already supporting with hormone optimization, PT-141 can be added as an on-demand therapy to address the desire component that remains even after hormonal balance is restored. It is also compatible with standard HRT protocols and does not interact pharmacokinetically with estrogen or progesterone.
Your Journey
What To Expect with Dr Ortiz
Step 01 — Sexual Health Consultation & Assessment PT-141 is an on-demand medication, not a daily therapy — but proper candidacy evaluation is essential before prescribing. Dr. Ortiz conducts a thorough sexual health history, reviews any relevant hormone panels, discusses current medications (nitrate use is an absolute contraindication), cardiovascular health, and your specific pattern of concern — whether low desire, difficulty with arousal, erectile dysfunction, or a combination. This context shapes the entire protocol.
Step 02 — Prescription & Administration Training PT-141 is administered as a subcutaneous injection, typically 45 minutes to 1.5 hours before anticipated sexual activity. Dr. Ortiz prescribes the appropriate starting dose and provides full training on self-administration. The most common side effect is transient nausea, which peaks 30–60 minutes post-injection and resolves within a few hours — eating a light, low-fat meal before use significantly reduces this. Flushing and a mild temporary increase in blood pressure may also occur. Dr. Ortiz reviews your complete medication list to ensure no contraindications.
Step 03 — Follow-Up & Protocol Refinement PT-141 is used on an as-needed basis rather than on a fixed daily schedule. Dr. Ortiz schedules a follow-up 4–6 weeks after your first prescription to review your experience, assess dosing, and integrate PT-141 into any broader hormone or wellness protocol you may already be on. For patients being treated for HSDD alongside hormone imbalance, this follow-up is also an opportunity to evaluate how the therapies are working in combination.
Questions Answered
Frequently Asked Questions About PT-141
Q1: How is PT-141 different from Viagra or Cialis? Viagra and Cialis are PDE-5 inhibitors — they work by relaxing blood vessels and increasing blood flow to the genitals. They do not address sexual desire and are ineffective when libido is the primary issue. PT-141 works through an entirely different pathway: it activates melanocortin receptors in the brain's hypothalamus to stimulate desire and arousal at the neurological level. For many patients — especially those who don't respond to PDE-5 inhibitors or whose primary complaint is low desire rather than mechanical difficulty — this distinction is the entire reason PT-141 works when other options haven't.
Q2: Is PT-141 approved by the FDA? PT-141 (Bremelanotide) was FDA-approved in 2019 under the brand name Vyleesi® for the treatment of hypoactive sexual desire disorder (HSDD) in premenopausal women — making it the first non-hormonal, FDA-approved treatment for female sexual desire disorder. Use in postmenopausal women and in men is considered off-label, meaning it is prescribed based on clinical judgment and growing evidence but has not gone through the formal FDA approval process for those specific populations. Dr. Ortiz discusses these distinctions transparently with every patient during the consultation.
Q3: Who is a good candidate for PT-141? PT-141 may be appropriate for premenopausal or perimenopausal women diagnosed with HSDD or experiencing significant desire-related sexual distress; postmenopausal women whose libido has not been fully restored by hormone therapy (discussed as off-label use); and men with erectile dysfunction or low libido, particularly those who have not responded adequately to PDE-5 inhibitors or who cannot take them. It is not appropriate for patients currently using nitrate medications (an absolute contraindication) or those with uncontrolled cardiovascular conditions.
Q4: What are the common side effects of PT-141? The most frequently reported side effect is transient nausea, which occurred in approximately 40% of patients in clinical trials but led to discontinuation in only about 8%. It typically peaks 30–60 minutes after injection and resolves within a few hours. Eating a light, low-fat meal before administration significantly reduces nausea. Facial flushing and a mild temporary elevation in blood pressure are also common. Dr. Ortiz reviews your full health profile before prescribing and provides specific guidance on managing these effects.
Q5: Is PT-141 therapy available in Bonita Springs and Southwest Florida? Yes. DNA Wellness and Longevity Institute, located at 26800 S Tamiami Trail, Suite 380 in Bonita Springs, offers physician-supervised PT-141 therapy for patients throughout Bonita Springs, Naples, Estero, Fort Myers, and surrounding Southwest Florida communities. Call (239) 250-7930 to schedule a confidential consultation with Dr. Ortiz.
Meet Dr. Katherine Ortiz
Dr. Katherine Ortiz is the founder of DNA Wellness and Longevity Institute in Bonita Springs, FL. She is a board-certified Physician Associate and holds a Ph.D. in Integrative Medicine from Quantum University, with fellowship training through the American Academy of Anti-Aging Medicine (A4M) and the University of South Florida in functional and regenerative medicine.
Her practice is built on a foundational belief: that the body has an extraordinary capacity to heal and self-regulate when given the right support. Dr. Ortiz investigates root causes — hormonal imbalances, nutritional deficiencies, genetic factors — and builds individualized protocols designed to restore function and optimize long-term health.
Every protocol at DNA Wellness is ordered, reviewed, and monitored directly by Dr. Ortiz.
Ready to Find Out If PT-141 Is Right for You?
Sexual health concerns deserve a private, judgment-free conversation with a physician who understands the full picture — hormonal, neurological, and personal. Schedule a confidential consultation with Dr. Katherine Ortiz at DNA Wellness and Longevity Institute in Bonita Springs to find out if PT-141 is the right next step for you.
