Can a man with metastatic prostate cancer receiving androgen‑deprivation therapy and chemotherapy have sexual activity without a firm erection, such as as a receptive partner?

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Last updated: October 28, 2026 • View editorial policy

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Yes, Men on ADT Can Maintain Sexual Activity Without Firm Erections

Men with metastatic prostate cancer receiving androgen deprivation therapy (ADT) and chemotherapy can absolutely continue sexual activity as receptive partners or through other non-penetrative activities, and this should be actively encouraged and supported. 1

Key Guideline Recommendations

The 2018 ASCO Clinical Practice Guidelines explicitly address this scenario, stating that "with men who have sex with men, additional education may need to be provided on the changes in erection and alternative ways to maintain sexual intimacy." 1 This directly acknowledges that receptive anal intercourse and other sexual activities remain viable options during cancer treatment.

What the Evidence Shows

The Expert Panel emphasizes that any kind of regular stimulation (including masturbation) would likely be of benefit for improving sexual response, regardless of the stimulation used. 1 This is a critical point—sexual activity doesn't require penetrative erections to be beneficial or meaningful.

Clinical Reality of Sexual Function on ADT

Research demonstrates that:

  • About 20% of men retain some degree of libido and erectile function during ADT 2
  • Many patients maintain interest in sexual activity despite erectile dysfunction 3
  • Emotional connection to partner is the primary motivator for sexual interest (not physical arousal or achieving erections) 3
  • Sexual intimacy remains important for maintaining relationship quality 4

Important Nuances

The data shows that interest in sex drops significantly but doesn't disappear entirely—in one study, 51% reported sexual interest at baseline, dropping to 12% at 48 weeks, with only one man retaining erections sufficient for penetration 5. However, this doesn't preclude receptive sexual activity or other forms of intimacy.

Recommended Approach

Psychosocial counseling should be offered to men with cancer (and partners) to potentially improve sexual functioning and satisfaction. 1 This counseling should specifically address:

  1. Alternative sexual practices that don't require firm erections
  2. Changes in sexual response and what to expect
  3. Maintaining emotional and physical intimacy through non-penetrative activities
  4. Body image concerns including genital changes, which should be discussed and normalized 1

Treatment Options to Consider

While erections may not be the goal for receptive partners, some men may still benefit from:

  • PDE5 inhibitors (sildenafil, tadalafil) combined with psychosocial counseling 1
  • Vacuum erectile devices (VEDs) used daily to prevent penile length loss 1
  • Individual or couples counseling to integrate new sexual practices 1

Important caveat: PDE5 inhibitors are contraindicated with nitrate use, and common side effects include headaches, flushing, dizziness, and dyspepsia 1

Critical Clinical Pitfall

The biggest mistake is assuming that sexual activity ends when erections fail. Research shows that couples who successfully adapt sexually after prostate cancer treatment use "couples-focused styles" that emphasize renegotiation and changed perspectives on relationship expression rather than focusing solely on erectile function 6. Those who cannot adapt beyond penetrative sex fare significantly worse in terms of sexual distress and relationship satisfaction 6.

Bottom Line for Practice

Proactively discuss alternative sexual practices with all men starting ADT, regardless of sexual orientation or current sexual activity. 1 The goal is maintaining intimacy and sexual satisfaction through whatever means work for the couple—receptive anal intercourse, oral sex, mutual masturbation, sensual touch, or other activities that don't require firm erections. Regular sexual stimulation of any kind is beneficial 1, and maintaining sexual connection protects relationship quality and emotional well-being during cancer treatment 4.

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Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.