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5 Best Decongestants of 2025

Last Updated - 18/09/2025

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Galpharm

6 x GALPHARM Blocked Nose Relief Nasal Spray OXYMETAZOLINE HAYFEVER Catarrh

Galpharm

£9.40

£9.75
(3% Off)

More Details
Main highlights
- Size: 15 ml Pack of 6
- Product type: MEDICATION
- Brand: Galpharm
- 6 x GALPHARM Blocked Nose Relief Nasal Spray OXYMETAZOLINE HAYFEVER Catarrh
£9.40
£9.75 (3% Off)
2
12% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Olbas
12% Off

Olbas Oil 30ml - Inhalant Decongestant Oil - Relief from Catarrh, Colds & Blocked Sinuses

Olbas

£7.49

£8.59
(12% Off)

More Details
Main highlights
- Please keep out of the sight and reach of children. If you are pregnant or breast-feeding, think you many be pregnant of are planning to have a baby, ask your doctor or pharmacist for advice before using this medicine. Always read the label.
- For a really intense Olbas experience, put a few drops of Olbas Oil in a bowl of hot water, lean over it and cover your head with a towel. It’s enough to clear even the most stubborn of blocked noses.
- Being stuck indoors with a blocked up nose is miserable. Olbas Oil to the rescue! Just a few drops on a handkerchief is all it takes to help unblock even the stuffiest blocked nose, thanks to Olbas’ powerful natural decongestant vapours.
- And you can tuck the hanky into your pillowcase at night for soothing night-time congestion relief to aid restful sleep.
- And there's more to Olbas Oil than powerful decongestant vapours. When you're feeling achy, try massaging in a few drops of Olbas Oil for soothing relief.
£7.49
£8.59 (12% Off)
3
Best Value
21% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sudafed
21% Off

SUDAFED Blocked Nose Nasal Spray 15ml, Congestion Relief That Gets to Work in 2 Minutes and Lasts for Up to 10 Hours

Sudafed

£4.74

£6.05
(21% Off)

More Details
Main highlights
- Just one spray up each nostril helps to clear blocked airways and reduce stuffiness, to help you breathe freely through your nose once again
- Helps unblock the nose, drain congestion, and ease breathing through the nose
- Gets to work in 2 minutes and lasts for up to 10 hours
- Contains active ingredients which help to reduce swelling and expand the nasal passages
- Congestion relief to help aid restful sleep
£4.74
£6.05 (21% Off)
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Galpharm

Galpharm Blocked Nose Relief 12 Capsules x 5 Boxes (60 Capsules)

Galpharm

£5.90

More Details
Main highlights
- Wide range of features
- From Galpharm
- Design & durable
£5.90
5
18% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sudafed
18% Off

Sudafed Sinus Max Strength Capsules, Relieves Sinus Pressure and Pain, Relieves symptoms of Blocked Nose, Headache, Fever, Aches and Pain, pack of 16

Sudafed

£4.48

£5.49
(18% Off)

More Details
Main highlights
- Sudafed tackles sinus pressure, congestion and the pain that comes with it
- Sudafed Sinus Max Strength Capsules. Always read the label
- Sudafed Sinus Max Strength Capsules contain active ingredients (Phenylephrine Hydrochloride and Paracetamol) which work together to relieve congestion by reducing swelling, relieve aches, pains and headaches, and bring down your fever
- Gets to work in 15 just minutes
- Contains Caffeine to help combat tiredness so you can get on with your day
- Clinically proven cold relief from day one
£4.48
£5.49 (18% Off)

5 Best Decongestants of 2025

6 x GALPHARM Blocked Nose Relief Nasal Spray OXYMETAZOLINE HAYFEVER Catarrh

Olbas Oil 30ml - Inhalant Decongestant Oil - Relief from Catarrh, Colds & Blocked Sinuses

SUDAFED Blocked Nose Nasal Spray 15ml, Congestion Relief That Gets to Work in 2 Minutes and Lasts for Up to 10 Hours

Galpharm Blocked Nose Relief 12 Capsules x 5 Boxes (60 Capsules)

Sudafed Sinus Max Strength Capsules, Relieves Sinus Pressure and Pain, Relieves symptoms of Blocked Nose, Headache, Fever, Aches and Pain, pack of 16

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