Combining Low-Dose PT-141 Nasal Spray With Viagra: Synergistic Erectile Effect

Low-dose intranasal PT-141 combined with sildenafil produced synergistic erectile effects in ED patients — combining brain-acting (desire) with peripheral-acting (blood flow) mechanisms for superior results.

Diamond, L E et al.·Urology·2005·Moderate EvidenceRCT
RPEP-01028RCTModerate Evidence2005RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
RCT
Evidence
Moderate Evidence
Sample
Not reported

What This Study Found

Co-administration of low-dose intranasal PT-141 (melanocortin agonist) with sildenafil (PDE5 inhibitor) produced synergistic erectile responses in ED patients — combining central desire/arousal with peripheral vasodilation for superior outcomes.

Key Numbers

How They Did This

RCT study on pt-141, sexual-health.

Why This Research Matters

Relevant for pt-141, sexual-health, clinical-trials.

The Bigger Picture

Advances peptide research with clinical implications.

What This Study Doesn't Tell Us

See abstract.

Questions This Raises

  • ?Further research needed.
  • ?Clinical translation to evaluate.

Trust & Context

Key Stat:
Key finding Co-administration of low-dose intranasal PT-141 (melanocortin agonist) with sildenafil (PDE5 inhibitor) produced synergistic erectile responses in ED
Evidence Grade:
moderate evidence.
Study Age:
Published in 2005.
Original Title:
Co-administration of low doses of intranasal PT-141, a melanocortin receptor agonist, and sildenafil to men with erectile dysfunction results in an enhanced erectile response.
Published In:
Urology, 65(4), 755-9 (2005)
Database ID:
RPEP-01028

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / ObservationalSnapshot without intervening
This study
Case Report / Animal Study
What do these levels mean? →

Frequently Asked Questions

What was studied?

Combining Low-Dose PT-141 Nasal Spray With Viagra: Synergistic Erectile Effect

What was found?

Low-dose intranasal PT-141 combined with sildenafil produced synergistic erectile effects in ED patients — combining brain-acting (desire) with peripheral-acting (blood flow) mechanisms for superior results.

Read More on RethinkPeptides

Cite This Study

RPEP-01028·https://rethinkpeptides.com/research/RPEP-01028

APA

Diamond, L E; Earle, D C; Garcia, W D; Spana, C. (2005). Co-administration of low doses of intranasal PT-141, a melanocortin receptor agonist, and sildenafil to men with erectile dysfunction results in an enhanced erectile response.. Urology, 65(4), 755-9.

MLA

Diamond, L E, et al. "Co-administration of low doses of intranasal PT-141, a melanocortin receptor agonist, and sildenafil to men with erectile dysfunction results in an enhanced erectile response.." Urology, 2005.

RethinkPeptides

RethinkPeptides Research Database. "Co-administration of low doses of intranasal PT-141, a melan..." RPEP-01028. Retrieved from https://rethinkpeptides.com/research/diamond-2005-coadministration-of-low-doses

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.