Index/Topics/PDE-5 Inhibitors

PDE-5 Inhibitors

The use of PDE-5 inhibitors in combination with VED therapy to improve subjective measures and compliance.

Fact-Checks

18 results
Jan 31, 2026
Most Viewed

Are penis pumps safe for treating erectile dysfunction long-term?

—also called vacuum erection devices (VEDs)—are widely regarded by urologists and medical references as a safe, noninvasive, and effective short‑to‑medium term option for achieving erections when oral...

Feb 1, 2026
Most Viewed

How to choose a vacuum erection device: questions to ask a urologist or supplier?

Choosing a vacuum erection device () requires matching clinical need, device features and realistic expectations: a VED uses negative pressure to draw blood into the penis and a constriction ring can ...

Jan 25, 2026
Most Viewed

What are the proven medical treatments for erectile dysfunction and how do they compare?

Phosphodiesterase type 5 inhibitors () — oral drugs such as sildenafil, tadalafil and avanafil — are the established, first-line, evidence-based treatments for because they reliably improve erections ...

Jan 12, 2026

Who should avoid using a vacuum erection device for ED?

Vacuum erection devices (VEDs) are an effective, noninvasive option for many men with erectile dysfunction (ED), but there are clear clinical situations in which they are discouraged or require extrem...

Jan 7, 2026

Are herbal remedies like ginseng, yohimbe, and horny goat weed effective and safe for erectile dysfunction?

Herbal remedies such as red ginseng, yohimbe/yohimbine and horny goat weed are widely marketed for erectile dysfunction (ED) and have some biological rationale and mixed clinical signals, but the clin...

Feb 6, 2026

How effective is VED therapy for penile length preservation after radical prostatectomy in randomized human trials?

Randomized human trials show that early use of vacuum erectile devices (VEDs) after does not reliably restore spontaneous erectile function but does have consistent, clinically meaningful effects in p...

Feb 4, 2026

What randomized trials compare different FDA‑cleared vacuum erection devices head‑to‑head?

Randomized trials that directly compare one vacuum erection device (VED) against another — true head‑to‑head device trials — do not appear in the provided literature; the randomized evidence cataloged...

Feb 4, 2026

Treatments for sexual dysfunction related to penis size

Concerns about commonly cause distress and can contribute to sexual dysfunction, but most evidence-based treatments target function rather than permanent size change: first-line options include counse...

Feb 2, 2026

How do prescription nitrates like nitroglycerin interact with common ED drugs (PDE‑5 inhibitors) and OTC supplements?

Prescription organic nitrates such as nitroglycerin interact dangerously with phosphodiesterase‑5 (PDE5) inhibitors used for because both drug classes increase cyclic GMP (cGMP) in vascular smooth mus...

Jan 27, 2026

erectile function improve

usually starts with addressing and — exercise, weight loss, , and diet changes reliably improve erections in many men . When lifestyle measures are insufficient, a range of evidence‑based options exis...

Jan 24, 2026

What clinical trials have tested melatonin for erectile dysfunction in humans and what were their designs and outcomes?

Clinical human research directly testing (ED) is extremely limited: one randomized clinical trial tested melatonin versus zolpidem and placebo in and found no improvement in erectile function scores, ...

Jan 15, 2026

What role do PDE5 inhibitors or topical agents play in orgasm and sensation after a prosthesis?

Penile prostheses mechanically restore rigidity for penetrative sex but do not re-create the neurovascular mechanisms that produce natural erections, and most guidelines and studies emphasize that imp...

Jan 14, 2026

Which peer‑reviewed studies have evaluated vacuum erection therapy for post‑prostatectomy penile rehabilitation?

Peer‑reviewed clinical studies of vacuum erection devices (VEDs) as penile rehabilitation after radical prostatectomy include small randomized controlled trials, prospective controlled trials, pilot p...

Jan 14, 2026

Are there patient characteristics that predict better tolerability of one PDE5 inhibitor over another?

Yes — some patient characteristics can guide which PDE5 inhibitor is likely to be better tolerated, but the signal is modest: pharmacokinetic differences (half‑life, food interactions), cardiovascular...

Jan 11, 2026

Which sexual‑enhancement supplements have been recalled or found to contain prescription drugs since 2010?

Since 2010 dozens of sexual‑enhancement products marketed as “natural” dietary supplements have been recalled or publicly warned about after laboratory testing found undeclared prescription drugs—most...

Jan 9, 2026

What does current clinical research say about l-arginine vs l-citrulline for erectile dysfunction effectiveness?

Clinical research shows both L-arginine and L-citrulline can modestly improve erectile function in some men, particularly those with mild to moderate or vasculogenic ED, but evidence is stronger and m...

Jan 8, 2026

What clinical trials exist for L‑arginine or CBD in treating erectile dysfunction?

Clinical trial evidence supports some benefit of L‑arginine for mild-to-moderate erectile dysfunction (ED), both as a single high‑dose agent and in combination products—yet results are mixed across st...

Jan 8, 2026

Impact of penis girth on erectile dysfunction diagnosis

Penile girth (circumference) shows little consistent association with objective erectile dysfunction (ED) in clinical research: measured girth often does not differ significantly between men with and ...