Erectile Dysfunction: From Tablets to Penile Implants — A Complete Guide

ED Is More Common Than Anyone Talks About — And It's Treatable

Erectile dysfunction affects approximately 1 in 5 Indian men over the age of 40 — and this number is rising sharply as diabetes and hypertension prevalence increases. Yet despite being so common, very few men seek professional help, often due to embarrassment or the mistaken belief that nothing can be done.

The reality: ED is highly treatable at every stage. The treatment that's right for you depends on the severity, the underlying cause, and what you've tried before. There is a clear, evidence-based ladder of treatment that begins with simple oral medication and — when necessary — ends with a permanent, life-changing surgical solution.

What causes ED? The breakdown:

• Vascular causes (most common, ~60–70%): The mechanism of erection requires healthy blood vessels. Atherosclerosis (plaque in arteries), hypertension, and high cholesterol all reduce blood flow to the penis. This is why ED is sometimes called a "window to the heart" — it can be the first sign of cardiovascular disease.
• Diabetes-related (~30–40% of ED in India): High blood sugar damages both the small blood vessels (microvascular) and the autonomic nerves that control erection. This is the most complex form of ED to treat, but entirely manageable.
• Hormonal (~10–15%): Low testosterone (hypogonadism), thyroid disorders, or elevated prolactin can reduce libido and impair erectile function.
• Neurological: Spinal cord injuries, multiple sclerosis, pelvic surgery.
• Psychological: Performance anxiety, depression, relationship stress — these are real but rarely the only cause; they often co-exist with physical factors.

Step 1 — Diagnosis First

Before treatment, you need a proper evaluation — not just a prescription. ED that's caused by low testosterone needs different treatment from ED caused by vascular disease, which needs different treatment from ED in a diabetic patient.

A standard ED evaluation at Gini Hospital includes:

• Blood tests: Total and free testosterone, HbA1c (diabetes), fasting glucose, lipid profile, thyroid function, prolactin
• Penile Doppler ultrasound: Assesses blood flow in the penile arteries — the most objective test for vascular ED. This is crucial before considering implants.
• Hormone workup: To identify testosterone deficiency, which is treatable with hormone replacement and often restores function without further intervention
• Cardiovascular risk assessment: Because ED and heart disease share the same vascular pathology — particularly important in men over 45

The connection to diabetes: ED can be the first symptom of undiagnosed or uncontrolled Type 2 diabetes. At Gini, if blood tests reveal high HbA1c at an ED consultation, Dr. Aggarwal coordinates directly with Dr. Bhansali's endocrinology team — because treating the diabetes often dramatically improves the ED.

The Treatment Ladder — Starting Conservative

Treatment for ED follows a clear evidence-based ladder — we always start with the least invasive effective option.

Step 1 — Lifestyle Optimisation (always first)

Weight loss, exercise, smoking cessation, alcohol reduction, and blood sugar control are the foundation of ED treatment. In diabetic men, optimising HbA1c is often the single most impactful intervention — and it's free.

Step 2 — Oral PDE5 Inhibitors (sildenafil / tadalafil / vardenafil)

These medications — of which sildenafil (Viagra) and tadalafil (Cialis) are the most common — work by enhancing blood flow to the penis in response to sexual stimulation. They are effective in approximately 60–70% of men with mild to moderate ED.

• Sildenafil: taken 1 hour before activity, lasts 4–6 hours
• Tadalafil: low-dose daily therapy provides "on-demand" readiness — the most popular option for men with diabetes-related ED because it works more consistently with impaired vasculature

Note: These medications require sexual stimulation — they do not work automatically, and they are contraindicated in men taking nitrate medications (for heart disease).

Step 3 — Vacuum Erection Devices (VED)

A non-pharmaceutical option — a plastic cylinder is placed over the penis and a pump creates negative pressure, drawing blood in. A constriction ring is then applied to maintain erection. Safe, effective, no side effects. Particularly useful for men on multiple cardiac medications who cannot take PDE5 inhibitors.

Step 4 — Penile Injection Therapy (ICI)

For men who don't respond to oral medication, intracavernosal injections (ICI) of alprostadil directly into the penile tissue are highly effective — producing erections in ~85% of cases, including in men with severe vascular or diabetic ED. Yes, the concept feels daunting — but the needle is very fine, and most patients master the technique quickly with guidance.

The P-Shot — PRP Therapy for ED

The P-Shot (Priapus Shot) is a regenerative therapy for ED using platelet-rich plasma (PRP) extracted from the patient's own blood.

How it works:

1. Blood is drawn from the patient's arm (same as a standard blood test)
2. The blood is centrifuged to concentrate the platelets — rich in growth factors
3. The PRP is injected into specific areas of the penile tissue

The growth factors in PRP stimulate:

• Angiogenesis — formation of new blood vessels in penile tissue (key for vascular ED)
• Neural regeneration — particularly relevant for diabetic neuropathy-related ED
• Collagen and smooth muscle tissue repair

Who responds best to the P-Shot:

• Men with mild to moderate vascular ED
• Men with diabetes-related ED as part of a combined programme
• Men who have responded partially to PDE5 inhibitors but want to improve response
• Men recovering from prostatectomy or pelvic surgery

Honest expectations: The P-Shot is not a cure for severe ED and does not work for all patients. Results develop over 2–3 months. In clinical practice at Gini, it works best as part of a broader ED management programme — often combined with tadalafil therapy during the recovery period.

The procedure: Outpatient, 30 minutes, topical anaesthetic cream applied first (minimal discomfort), no downtime — back to normal activity the same day.

Penile Implants — The Permanent Solution for Severe ED

For men with severe ED who have not responded to oral medications, injections, vacuum devices, and P-Shot therapy, a penile implant (penile prosthesis) is the definitive solution.

Types of implants:

1. Inflatable 3-piece implant (most commonly used)

Two cylinders are placed inside the corpora cavernosa (the erectile bodies), a reservoir of saline is placed in the pelvis, and a small pump is placed in the scrotum. To achieve an erection, the patient squeezes the scrotal pump, which transfers saline from the reservoir into the cylinders. To return to a flaccid state, a release valve deflates the cylinders. This provides the most natural feel and appearance of all implant types.

2. Semi-rigid (malleable) implant

Two flexible rods are implanted in the corpora cavernosa. The penis can be manually positioned upward for intercourse and downward for concealment. Simpler mechanism, lower mechanical failure rate, but less discreet than inflatable devices.

The procedure:

• Duration: 45–60 minutes under general or spinal anaesthesia
• Hospital stay: 1–2 days
• Recovery: Full sexual function typically restored at 6 weeks
• Pain: Mild to moderate for 1–2 weeks, managed with oral analgesics

Important facts patients should know:

• Implants are permanent — natural erection capacity is lost after implantation
• Satisfaction rates exceed 90% in patients and their partners across multiple studies
• Mechanical failure rates with modern implants are very low (less than 5% at 5 years)
• Infection is the primary risk — Dr. Aggarwal uses antibiotic-impregnated implants to minimise this risk
• Cost in India: ₹2–5 lakh depending on implant brand and type; many insurance plans cover this under "surgical treatment of ED"

ED and Diabetes — Why This Combination Needs Specialist Care

Diabetic men deserve particular attention when it comes to ED, because the condition has multiple contributing mechanisms that all need to be addressed:

1. Macrovascular disease: Atherosclerosis in the penile arteries reduces blood flow — same mechanism as coronary artery disease
2. Microvascular disease: Damage to the small vessels supplying the penile smooth muscle — unique to diabetes
3. Autonomic neuropathy: Nerve damage impairing the neurogenic component of erection — this means the "signal" to the penis is weak even when blood flow is adequate
4. Testosterone deficiency: Diabetic men have higher rates of hypogonadism — low testosterone compounds ED
5. Psychological factors: The burden of managing diabetes and the impact of complications on self-image

This complexity means that ED in diabetic men often requires:

• Optimising blood sugar control (working with Dr. Bhansali's team)
• Hormone replacement if testosterone is low
• A PDE5 inhibitor suited to their cardiovascular profile
• Potentially PRP/P-Shot or implant for men with severe vascular damage

Read more about Dr. Anil Bhansali's approach to diabetes management and the diabetes reversal programme at Gini Hospital.