Skip to product information
1 of 1

  • Images are for illustration purposes only

Sudafed Blocked Nose Spray Unblocks Fast Non-Drowsy- 3x 15ml

Sudafed Blocked Nose Spray Unblocks Fast Non-Drowsy- 3x 15ml

  • 1. Ozempic®️-equivalent therapy now available for weight management
  • 2. Average weight loss of 17%, with 1 in 3 patients achieving over 20%
  • 3. May help reduce osteoarthritis-related pain
  • 4. Wegovy®️ is not expected to impact the effectiveness of oral contraceptives
  • 5. Supports cardiovascular risk reduction
  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Unblocks nasal passages fast with xylometazoline 0.1%
  • ✔️ Non-drowsy formula — safe for daytime use
  • ✔️ Triple 15ml pack for extended congestion relief
  • ✔️ Relieves congestion from colds, sinusitis, and hay fever
  • ✔️ Suitable for adults and young people aged 12 and over

Price Checker

Regular price £14.99
Sale price £14.99
Sale Sold out
  • Lowest price guarantee
  • Includes FREE private prescription
View full details

 

Is Sudafed Blocked Nose Spray the Right Blocked Nose Spray for You?

 

A blocked nose can make even the simplest things — sleeping, concentrating, breathing through a conversation — feel genuinely exhausting. Whether it's a cold, sinusitis, or seasonal hay fever causing the congestion, you want something that works quickly and doesn't leave you feeling drowsy. That's exactly where blocked nose spray containing xylometazoline comes in. Sudafed Blocked Nose Spray delivers fast-acting, non-drowsy relief from nasal congestion, and this triple-pack of 3x15ml bottles means you're well stocked for the season ahead. If you're also dealing with sneezing or itchy eyes alongside your congestion, you might find our allergy and hay fever range useful too.

Each bottle contains xylometazoline hydrochloride 0.1%, a well-established nasal decongestant used widely across the UK. It's available over the counter without a prescription, making it a convenient option when you need relief fast.

 

How Does Sudafed Blocked Nose Spray Work to Relieve Congestion?

 

Nasal congestion happens when the blood vessels inside your nasal passages become swollen and inflamed — often triggered by infection, allergens, or irritants. Xylometazoline hydrochloride, the active ingredient in this spray, is a sympathomimetic agent that works by stimulating alpha-adrenergic receptors in the nasal mucosa. In plain terms, it causes the blood vessels to narrow (vasoconstriction), which reduces swelling and allows air to pass through more freely.

  • Xylometazoline binds to alpha-adrenergic receptors in nasal blood vessel walls
  • Blood vessels constrict, reducing mucosal swelling
  • Nasal passages open up, improving airflow within minutes
  • Relief typically lasts for several hours per dose

Because it acts locally in the nose rather than being absorbed systemically in significant amounts, it doesn't cause the drowsiness associated with some oral antihistamines or decongestants.

 

Who Should Use Sudafed Blocked Nose Spray?

 

This spray is suitable for adults and children aged 12 and over who are experiencing nasal congestion. It's particularly helpful for people dealing with:

  • The common cold or flu-related nasal blockage
  • Sinusitis (inflammation of the sinuses)
  • Hay fever or allergic rhinitis causing nasal stuffiness
  • Non-allergic rhinitis with persistent congestion

It is not suitable for children under 12, and those with certain medical conditions — including high blood pressure, hyperthyroidism, glaucoma, or an enlarged prostate — should speak to a pharmacist or GP before use. If you're managing cold and flu symptoms more broadly, our cold and flu collection has a range of complementary products worth exploring.

 

How Does Sudafed Blocked Nose Spray Compare to Other Nasal Decongestants?

 

Feature Sudafed Blocked Nose Spray (Xylometazoline 0.1%) Otrivine Nasal Spray (Xylometazoline 0.1%)
Active ingredient Xylometazoline hydrochloride 0.1% Xylometazoline hydrochloride 0.1%
Non-drowsy formula Yes Yes
Pack size available 3x15ml (triple pack) Single 10ml or 15ml
Suitable age 12 years and over 12 years and over

 

How Should You Store Sudafed Blocked Nose Spray?

 

Store this blocked nose spray below 25°C, away from direct sunlight and out of reach of children. Do not freeze the bottles. Once opened, each bottle should be used within the recommended period stated on the packaging — typically within 28 days. Always check the expiry date before use and do not use the product if the seal has been broken prior to purchase.

This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Sudafed Blocked Nose Spray Unblocks Fast Non-Drowsy 3x15ml specifications
Treatment category Nasal decongestant
Mechanism of action Alpha-adrenergic agonist — causes vasoconstriction of nasal blood vessels
Effective for Nasal congestion due to colds, sinusitis, hay fever, and allergic rhinitis
Suitable for Adults and children aged 12 years and over
Active ingredient Xylometazoline hydrochloride 0.1%
Pack size 3x15ml
Strength 0.1% w/v
UK classification General Sale List (GSL)
Drug class Sympathomimetic nasal decongestant
Preparation Nasal spray solution
Route of administration Intranasal

Specifications of Sudafed Blocked Nose Spray Unblocks Fast Non-Drowsy 3x15ml

 

What Is Sudafed Blocked Nose Spray and What Is It Used For?

 

Sudafed Blocked Nose Spray contains xylometazoline hydrochloride 0.1% as its active ingredient. It is used to relieve nasal congestion — that uncomfortable, stuffy feeling when your nasal passages are swollen and blocked. It's suitable for adults and young people aged 12 and over, and it works locally in the nose without causing drowsiness. Common reasons people reach for a blocked nose spray like this include the common cold, sinusitis, hay fever, and perennial allergic rhinitis.

 

What Do You Need to Know Before Using Sudafed Blocked Nose Spray?

 

Before using this spray, it's important to check whether it's appropriate for you. Do not use it if any of the following apply:

  • You are under 12 years of age
  • You have dry nasal mucosa (atrophic rhinitis)
  • You have had a trans-sphenoidal hypophysectomy or any other surgical procedure exposing the dura mater
  • You are allergic to xylometazoline hydrochloride or any other ingredient in the spray
  • You are taking or have taken monoamine oxidase inhibitors (MAOIs) within the last 14 days

Use with caution and speak to your pharmacist or GP first if you have:

  • High blood pressure (hypertension)
  • Heart disease or coronary artery disease
  • Hyperthyroidism (overactive thyroid)
  • Diabetes mellitus
  • Closed-angle glaucoma
  • Benign prostatic hyperplasia (enlarged prostate)
  • Phaeochromocytoma

Known drug interactions to be aware of include:

  • MAOIs — risk of hypertensive crisis; do not use together
  • Tricyclic antidepressants — may enhance the cardiovascular effects of xylometazoline
  • Other sympathomimetic agents — additive effects possible

If you are pregnant or breastfeeding, seek medical advice before use. The NHS advises caution with decongestant medicines during pregnancy.

 

How Should You Use Sudafed Blocked Nose Spray?

 

Always use this spray exactly as directed on the label or as advised by your pharmacist. The following steps outline correct administration:

  1. Blow your nose gently to clear any mucus before applying the spray
  2. Remove the protective cap from the nozzle
  3. Tilt your head slightly forward
  4. Insert the nozzle carefully into one nostril
  5. Press the pump once or twice while breathing in gently through your nose
  6. Breathe out through your mouth
  7. Repeat for the other nostril
  8. Replace the cap after use and wipe the nozzle clean
Indication Age Group Dose Frequency
Nasal congestion (cold, sinusitis, hay fever) Adults and children 12+ 1–2 sprays per nostril Up to 3 times daily
Nasal congestion Under 12 years Not recommended Not applicable

Do not use more than three times in any 24-hour period. Do not exceed 7 consecutive days of use without medical advice. If you're also managing ear, nose, or throat symptoms more broadly, our ear, nose and throat collection includes a range of relevant products.

 

What Are the Possible Side Effects of Sudafed Blocked Nose Spray?

 

Like all medicines, this spray can cause side effects, although not everyone experiences them. The NHS notes that nasal decongestant sprays can cause local irritation, particularly with frequent use.

Common side effects:

  • Nasal dryness or burning sensation
  • Sneezing immediately after application
  • Temporary stinging or irritation inside the nose
  • Increased nasal discharge

Less common side effects:

  • Headache
  • Nausea
  • Palpitations or increased heart rate
  • Rebound congestion (rhinitis medicamentosa) — particularly with use beyond 7 days
  • Insomnia or restlessness in sensitive individuals

If you experience any severe or unexpected reactions, stop using the spray and contact your pharmacist or GP promptly.

 

How Should You Store Sudafed Blocked Nose Spray?

 

  • Store below 25°C in a cool, dry place
  • Do not freeze
  • Keep out of direct sunlight
  • Keep out of the reach and sight of children
  • Do not use after the expiry date printed on the bottle and carton
  • Once opened, use within 28 days
  • Do not share the spray with others — this is for hygiene reasons and to prevent cross-infection

For general symptom management during allergy season, you may also find our allergy and hay fever collection helpful alongside this product.

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Sudafed Blocked Nose Spray online in the UK?

You can buy Sudafed Blocked Nose Spray 3x15ml directly from Cured Pharmacy, a GPhC-registered UK online pharmacy. It is available without a prescription as an over-the-counter medicine. Simply add it to your basket and it will be dispatched to your door.

How does Sudafed Blocked Nose Spray work in the body?

The active ingredient, xylometazoline hydrochloride 0.1%, is a sympathomimetic agent that stimulates alpha-adrenergic receptors in the nasal blood vessel walls. This causes vasoconstriction — the blood vessels narrow, swelling reduces, and your nasal passages open up so you can breathe more easily. It acts locally in the nose, which is why it doesn't cause drowsiness.

How do I use Sudafed Blocked Nose Spray step by step?

Blow your nose gently first, then tilt your head slightly forward. Insert the nozzle into one nostril and press the pump once or twice while breathing in gently through your nose. Repeat for the other nostril, then replace the cap and wipe the nozzle clean after each use.

How quickly does Sudafed Blocked Nose Spray start to work?

Most people notice relief from nasal congestion within a few minutes of using this blocked nose spray. The effects typically last for several hours, making it suitable for use up to three times daily. Results can vary depending on the severity of your congestion.

What is the correct dose of Sudafed Blocked Nose Spray for adults?

For adults and young people aged 12 and over, the recommended dose is one to two sprays into each nostril, up to three times in a 24-hour period. Do not exceed this dose and do not use for more than 7 consecutive days without speaking to a healthcare professional.

Can children use Sudafed Blocked Nose Spray?

Sudafed Blocked Nose Spray 0.1% is not suitable for children under 12 years of age. If you need a nasal decongestant for a younger child, speak to your pharmacist who can recommend an age-appropriate alternative. You can also browse our baby and toddler range for suitable products.

Can I use Sudafed Blocked Nose Spray if I have high blood pressure?

If you have high blood pressure or any cardiovascular condition, you should consult your GP or pharmacist before using this spray. Xylometazoline can cause vasoconstriction that may affect blood pressure in some individuals. Your healthcare professional can advise on the safest option for you.

What are the side effects of Sudafed Blocked Nose Spray?

Common side effects include nasal dryness, a temporary burning or stinging sensation, and sneezing after application. Less commonly, some people experience headache, palpitations, or nausea. Using the spray for more than 7 days can cause rebound congestion, known as rhinitis medicamentosa, which may make your symptoms worse.

How long can you use Sudafed Blocked Nose Spray for?

You should not use Sudafed Blocked Nose Spray for more than 7 consecutive days. Prolonged use can lead to rebound nasal congestion, where the nose becomes more blocked when you stop using the spray. If your symptoms persist beyond a week, speak to your pharmacist or GP.

Is Sudafed Blocked Nose Spray safe to use during pregnancy?

Sudafed Blocked Nose Spray is not recommended during pregnancy without prior medical advice. The NHS advises caution with decongestant medicines in pregnancy, particularly during the first trimester. Always speak to your GP or midwife before using any nasal decongestant if you are pregnant or breastfeeding.

Can I use Sudafed Blocked Nose Spray with other medicines?

You should not use this spray if you are taking or have recently taken monoamine oxidase inhibitors (MAOIs), as this combination can cause a dangerous rise in blood pressure. Tricyclic antidepressants may also interact with xylometazoline. Always tell your pharmacist about all medicines you are taking before starting this spray.

What happens if I miss a dose of Sudafed Blocked Nose Spray?

If you forget to use the spray at your usual time, simply use it when you remember — as long as it's not too close to your next scheduled dose. Do not use a double dose to make up for a missed one. This spray is used as needed for symptom relief rather than on a strict schedule.

What are the alternatives to Sudafed Blocked Nose Spray?

Alternatives include other xylometazoline-based sprays such as Otrivine, or oxymetazoline-based products like Vicks Sinex. Saline nasal sprays are a gentler, preservative-free option suitable for longer-term use. For allergy-related congestion, corticosteroid nasal sprays such as Beconase may be more appropriate — browse our ear, nose and throat collection for options.

Can Sudafed Blocked Nose Spray be used for hay fever congestion?

Yes, this spray can provide short-term relief from nasal congestion caused by hay fever and allergic rhinitis. However, it does not treat the underlying allergic response, so you may also benefit from antihistamines or a corticosteroid nasal spray for more complete hay fever management. Speak to your pharmacist for personalised advice.

What are the latest recommendations on using nasal decongestant sprays?

Current NHS and clinical guidance recommends using nasal decongestant sprays like xylometazoline for short-term relief only — no more than 7 consecutive days. For persistent or recurrent nasal congestion, healthcare professionals often recommend saline irrigation or intranasal corticosteroids as safer long-term options. Always follow the advice of your pharmacist or GP for ongoing symptoms.

How Should You Use Sudafed Blocked Nose Spray?

Using this spray correctly makes a real difference to how well it works. Always read the label before use and follow these steps carefully to get the most from each application.

Here's how to use it properly:

Avoid blowing your nose immediately after application, as this can reduce the effectiveness of the spray. Each bottle is for personal use only — do not share it with others.

What Is the Correct Dose of Sudafed Blocked Nose Spray?

Always use the lowest effective dose for the shortest time necessary. The table below summarises the recommended dosing for this spray.

Never use more than three doses in any 24-hour period. If you accidentally use too much, contact your pharmacist or NHS 111 for advice.

When Is the Best Time to Use Sudafed Blocked Nose Spray?

There is no single fixed time of day that suits everyone, but many people find it most helpful to use the spray in the morning to ease breathing throughout the day, and again in the evening before bed to help with sleep. If congestion is disrupting your sleep, using a dose around 30 minutes before lying down can be particularly effective.

Try to space doses evenly throughout the day — at least four to six hours apart — to maintain consistent relief without exceeding the maximum daily dose.

How Long Can You Use Sudafed Blocked Nose Spray For?

This spray is intended for short-term use only. Do not use it for more than 7 consecutive days. Using it for longer than this can cause a phenomenon called rhinitis medicamentosa — a rebound effect where your nasal passages become more congested when you stop using the spray than they were before you started.

If your symptoms have not improved after 7 days, or if they worsen at any point, stop using the spray and speak to your pharmacist or GP. They can assess whether an alternative treatment — such as a corticosteroid nasal spray or antihistamine — would be more appropriate for your situation.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

What Are the Most Common Side Effects of Sudafed Blocked Nose Spray?

Most people tolerate this spray well when used as directed, but some do experience mild local side effects. These are usually temporary and resolve on their own without any treatment.

  • Nasal dryness or a dry sensation inside the nose
  • Temporary burning or stinging after application
  • Sneezing immediately after using the spray
  • Increased nasal discharge or runny nose
  • Mild irritation of the nasal lining

What Are the Less Common Side Effects of Sudafed Blocked Nose Spray?

Less frequently, some people may notice effects that go beyond the nose itself. These are more likely to occur if the spray is used more often than recommended or for longer than 7 days.

  • Headache
  • Nausea
  • Palpitations or a faster heartbeat
  • Restlessness or difficulty sleeping
  • Rebound nasal congestion (rhinitis medicamentosa) — the nose becomes more blocked when you stop using the spray

What Are the Serious Side Effects of Sudafed Blocked Nose Spray?

Serious side effects are rare but can occur, particularly in people with pre-existing cardiovascular conditions or those who use the spray in excessive amounts. If you experience any of the following, stop using the spray immediately and seek medical attention:

  • Significant rise in blood pressure
  • Chest pain or tightness
  • Severe or irregular heartbeat (arrhythmia)
  • Severe allergic reaction — including swelling of the face, lips, or throat, difficulty breathing, or a widespread rash

These reactions are uncommon, but it's important to be aware of them, especially if you have an underlying heart condition or are taking other medicines that affect the cardiovascular system.

What Should You Do If You Experience Side Effects?

For mild side effects such as nasal dryness or sneezing, no specific treatment is usually needed — they tend to settle quickly. If you find the irritation uncomfortable, try using a saline nasal spray between doses to keep the nasal lining moisturised.

If you develop rebound congestion after stopping the spray, speak to your pharmacist. They can advise on how to manage this and whether a gradual reduction in use or an alternative treatment would help. For any side effect that concerns you or does not resolve, contact your GP or call NHS 111.

Can Sudafed Blocked Nose Spray Interact With Other Medicines?

Yes, interactions are possible. The most clinically significant interaction is with monoamine oxidase inhibitors (MAOIs) — using xylometazoline alongside MAOIs or within 14 days of stopping them can cause a dangerous increase in blood pressure. Tricyclic antidepressants may also enhance the cardiovascular effects of xylometazoline. Other sympathomimetic medicines — including some cold and flu tablets — may have additive effects if used at the same time.

Always tell your pharmacist about every medicine you are currently taking, including over-the-counter products and herbal remedies, before starting this spray.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

We’re a safe and
regulated UK service

Registered Pharmacy Badge

Lowest Price Guarantee

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

100% discreet packaging

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

Agent

Need help?
Talk to our friendly experts now

How our service works

Service Setup

Service setup

Discreet Packaging

Discreet packaging

Express Delivery

Express delivery