Plantar Fasciitis Injection

If you’re suffering from heel pain, especially first thing in the morning or after long periods of standing, you may have plantar fasciitis. When conservative treatments aren’t enough, a plantar fasciitis injection can provide relief by reducing inflammation and easing pain. This guide explains what a plantar fasciitis injection is, who it’s for, the benefits and risks, how to prepare, and answers to frequently asked questions.

What Is a Plantar Fasciitis Injection?

A plantar fasciitis injection involves delivering medication, typically a corticosteroid or platelet-rich plasma (PRP), into the plantar fascia, the thick band of tissue that runs along the bottom of your foot. Inflammation or microtears in this fascia can cause sharp heel pain and stiffness.

The injection helps reduce inflammation, irritation, and pain, and may also promote healing, depending on the type of injection used.

Is a Plantar Fasciitis Injection Right for Me?

You may be a candidate for a plantar fasciitis injection if:

You’ve been diagnosed with plantar fasciitis based on symptoms and/or imaging.
You have persistent heel pain that hasn’t improved with stretching, orthotics, physical therapy, or anti-inflammatories.
Your symptoms interfere with walking, exercise, or daily life.
You’re looking for a non-surgical treatment option.
You’ve had plantar fasciitis for more than 6 weeks without improvement.

Benefits of Plantar Fasciitis Injections

The main benefits include:

Targeted pain relief: Medication is injected precisely at the source of inflammation.
Improved mobility: Reduced pain allows for better walking and exercise tolerance.
Minimally invasive: Can be done in the office with minimal recovery time.
Promotes healing: PRP, in particular, uses your own platelets to accelerate tissue repair.
May help delay or avoid surgery if other treatments haven’t worked.

Risks of Plantar Fasciitis Injections

Plantar fascia injections are generally safe, but potential risks include:

Temporary increase in pain for a day or two
Infection at the injection site
Bruising or bleeding
Fat pad atrophy (thinning of the heel’s protective fat layer), particularly with corticosteroids
Fascia rupture (rare but serious, more common with repeated steroid injections)
Nerve irritation
Allergic reactions (rare)

Your provider will carefully weigh the risks and benefits based on your condition and history.

How to Prepare for a Plantar Fasciitis Injection

Before your procedure:

Inform your provider about medications, allergies, and any health conditions (especially bleeding disorders or infections).
You may be advised to pause blood thinners for a short time before the injection, only under medical supervision.
Wear comfortable shoes and loose-fitting clothes for easy access to your foot.
No fasting is necessary, and most patients do not need sedation.

How Is a Plantar Fasciitis Injection Performed?

This is a quick, outpatient procedure, often done with ultrasound guidance:

Positioning: You’ll lie on your back with your foot slightly flexed.
Cleansing: The heel area is cleaned with antiseptic to reduce infection risk.
Ultrasound (if used): Imaging helps the provider guide the needle to the precise location of inflammation.
Injection: A small needle delivers corticosteroid or PRP into the plantar fascia. Local anesthetic is included to reduce discomfort.
Dressing: A small bandage is applied, and you’ll be monitored briefly before going home.

The entire process typically takes 15–30 minutes.

Post-Procedure Care and Restrictions

After the injection, follow these guidelines:

Rest your foot for 1–2 days and avoid high-impact activities like running.
Ice the area for 15–20 minutes at a time if there's any soreness.
Wear supportive shoes or orthotics, avoid going barefoot.
Avoid stretching the fascia aggressively for a few days.
Your provider may recommend physical therapy as part of your recovery plan.
Mild soreness is normal and should improve over a few days.

How Long Will It Last? Will I Need More?

Corticosteroid injections may relieve pain within a few days and last weeks to several months.
PRP injections take longer to work (typically 2–4 weeks) but may lead to more sustained improvement and healing.
Most patients experience significant relief after one injection, but some may benefit from a second if symptoms return.
Repeated corticosteroid injections should be limited to reduce the risk of side effects like tissue weakening or rupture.

Frequently Asked Questions (FAQs) About Plantar Fasciitis Injections

Q: Will the injection hurt?
A: You may feel a brief pinch or pressure, but the area is numbed with a local anesthetic to keep discomfort minimal.

Q: Can I walk after the procedure?
A: Yes, but avoid prolonged standing, running, or jumping for at least 24–48 hours. Supportive shoes are recommended.

Q: Which is better: steroid or PRP?
A: Steroids reduce inflammation and pain quickly but do not promote healing. PRP is slower to act but may lead to longer-lasting improvement and tissue repair. Your provider will help determine the best option for your needs.

Q: How many injections can I have?
A: Steroid injections are usually limited to 1–2 per year in the same area to avoid side effects. PRP can sometimes be repeated more frequently, depending on your response.

Q: Will this cure my plantar fasciitis?
A: The injection may provide long-lasting relief, especially when combined with stretching, orthotics, and activity modification. However, it’s not a guaranteed cure.

Summary

A plantar fasciitis injection is a simple, effective way to reduce chronic heel pain when conservative treatments haven’t provided enough relief. Whether using corticosteroids for inflammation or PRP to promote healing, this minimally invasive option can get you back on your feet with less pain and better function.

To learn more or schedule your consultation, [request an appointment here] or call us at 832-286-4546.