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Kenalog Injections: Managing Chronic Hay Fever and Allergy Symptoms

Updated: Apr 7


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Introduction

If you struggle with hay fever and find that antihistamines or nasal sprays aren't helping, you might be considering alternative options like the Kenalog injection. Kenalog (triamcinolone) is a corticosteroid that reduces inflammation in the nasal passages, providing long-lasting relief from congestion, sneezing, and itching. Unlike daily meds, it’s a single injection that offers extended relief, making it appealing for those with persistent symptoms. However, it comes with potential risks, like increased infection risk and long-term health effects.


In this article, we'll explore the benefits and controversies of Kenalog injections.


What is Hay Fever?

Hay fever, or allergic rhinitis, is an allergic reaction triggered by airborne allergens like pollen, dust, and mould. It’s one of the most common seasonal allergies, particularly affecting people during the spring and summer months when pollen levels are at their highest.


In the UK, hay fever season varies depending on the type of pollen in the air:

  • Tree pollen (from birch, oak, and ash) is most active from March to May.

  • Grass pollen (from ryegrass and timothy grass) peaks between May and July.

  • Weed pollen (from nettle and mug wort) is at its highest between June and September.


Your symptoms will depend on which type of pollen you’re sensitive to, meaning some people may struggle at different times of the year. Hay fever symptoms can range from mild to severe and typically include:

  • Sneezing

  • Runny or blocked nose

  • Itchy, watery eyes

  • Nasal congestion


For many, over-the-counter treatments provide enough relief to get through the season. But for those who experience severe, persistent symptoms that interfere with daily life, stronger treatments like Kenalog injections may be necessary.


How Does Kenalog Work?

Kenalog (triamcinolone) is a corticosteroid injection that helps reduce inflammation caused by allergens, offering long-lasting relief from symptoms like nasal congestion, watery eyes, and sneezing.


Unlike daily antihistamines, a single injection can provide relief for weeks or even months, making it a great option for those who haven’t found success with other treatments.


However, it’s typically recommended only for those who haven’t had luck with other remedies, so it’s important to consult with a healthcare professional to determine if it’s right for you.


When is Kenalog Recommended?

Kenalog injections are generally recommended for individuals with severe hay fever symptoms that do not improve with traditional treatments. If your symptoms are causing:

  • Persistent nasal congestion

  • Frequent sneezing

  • Itchy, watery eyes that interfere with daily activities


Most people can manage their hay fever with antihistamines, decongestants, and nasal sprays. But if you’ve tried multiple treatments without success, Kenalog could offer the relief you need to get through the allergy season comfortably. However, it’s important to note that Kenalog is not usually the first choice for mild hay fever. Consulting with a doctor or allergy specialist will help determine whether it’s the best course of action for your particular case.


The Controversy Surrounding Kenalog

Despite its effectiveness, Kenalog injections have sparked debate among medical professionals. Some allergy specialists raise concerns about the potential risks associated with corticosteroid injections for allergy management.


The main concerns include:

  • Long-term immune suppression, which could increase susceptibility to infections.

  • Potential side effects such as skin thinning, weight gain, and adrenal suppression.

  • The lack of NHS endorsement for routine hay fever treatment due to these risks.


How is the Kenalog Injection Administered?

The Kenalog injection process is simple and quick. It is typically administered into the muscle, either in the upper arm or buttocks, depending on individual needs. The procedure itself takes only a few minutes and requires minimal preparation.

Before receiving the injection, your healthcare provider will:

  • Review your medical history

  • Assess your current symptoms

  • Discuss potential risks and benefits


Once you're ready, the injection site will be cleaned to minimize infection risk, and the corticosteroid will be administered into the muscle. Most people experience only mild discomfort during the injection. Afterward, you may be asked to stay for a short observation period to ensure there’s no immediate reaction.


Benefits of Kenalog for Hay Fever

Kenalog injections offer several advantages for those dealing with severe hay fever symptoms:

  1. Long-Lasting Relief – Unlike antihistamines or nasal sprays that provide only temporary relief, a single Kenalog injection can keep symptoms at bay for weeks or even months.

  2. Reduced Inflammation – By directly targeting inflammation in the nasal passages, Kenalog helps to ease congestion, irritation, and swelling, making it easier to breathe comfortably.

  3. Minimal Daily Maintenance – With Kenalog, there’s no need to take daily medication or constantly apply nasal sprays—relief is delivered in a single dose.

  4. More Effective for Severe Symptoms – For those whose symptoms are particularly intense and resistant to other treatments, Kenalog can provide a powerful alternative that helps restore normalcy during allergy season.

  5. Fewer Side Effects Compared to Oral Medications – While all treatments come with potential side effects, Kenalog injections typically have fewer daily side effects than oral antihistamines, which can cause drowsiness and dry mouth.


About Me

Nurse Marina of the Juvenology Clinic in Kent

Hi, I’m Nurse Marina, and I’m so glad you’re here! I founded Juvenology Clinic in Kent to bring a truly personalized approach to botox, dermal fillers, skincare, and overall wellness.


Before transitioning into aesthetics, I spent 6 years as a Cardiac Nurse at KIMS Hospital in Maidstone, where I developed a deep understanding of anatomy. I then honed my skills as a Specialist Aesthetics Nurse at Spencer Private Hospital in Kent.


I believe in staying at the top of my game, which is why I’m involved with professional organizations like JCCP, BACN, NMC, ACE Group, and the Royal College of Nursing. I want to make sure that every treatment I deliver is backed by the latest knowledge and techniques in medical aesthetics.


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Frequently Asked Questions

How does the Kenalog injection work for hay fever?

Kenalog reduces inflammation caused by allergens, providing long-lasting relief from hay fever symptoms like sneezing and congestion.

How long does a Kenalog injection last?

The effects can last from a few weeks to several months, depending on your response and the severity of your hay fever.

Who is the Kenalog injection suitable for?

It's recommended for those with severe hay fever not relieved by other treatments or those seeking long-term symptom management.

Is the Kenalog injection safe?

Yes, when administered by a qualified healthcare provider, but not suitable for everyone, particularly those with certain health conditions.

What are the possible side effects?

Side effects may include mild soreness, redness, headaches, or changes in appetite, but these are usually temporary.

Can I get a Kenalog injection every year?

Typically, one injection per pollen season is recommended, though your doctor may assess the need for more frequent treatments.

Where can I get a Kenalog injection in Maidstone?

You can receive a Kenalog injection at Juvenology Clinic, where our team will assess your suitability for the treatment.

How quickly does the Kenalog injection start working?

Relief usually starts within 24 to 48 hours, with peak effectiveness within a few days.

Do I need a consultation before getting the injection?

Yes, a consultation is required to evaluate your symptoms and determine if Kenalog is the right treatment.

Can I take antihistamines alongside the Kenalog injection?

Yes, antihistamines can be taken alongside Kenalog, especially during peak allergy season, but always check with your doctor.


References

Shahinfar, S. and Maibach, H. (2023). Enigma of Intramuscular Triamcinolone Acetonide (Kenalog®) Efficacy. Clinical Pharmacokinetics, 62(9), pp.1189–1199. doi:https://doi.org/10.1007/s40262-023-01297-5.

Lang, Y., Leibu, R., Shoham, N., Miller, B. and Perlman, I. (2007). Evaluation of Intravitreal Kenalog Toxicity in Humans. Ophthalmology, 114(4), pp.724–731. doi:https://doi.org/10.1016/j.ophtha.2006.08.044.


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