Sirdupla
The Sirdupla Inhaler is a prescription combination inhaler that can be used to help with asthma and COPD-related symptoms. Sirdupla Inhaler contains fluticasone propionate and formoterol fumarate, which help to reduce inflammation of the airways and support clearer breathing. You can order this online at Pharmacy Planet, with fast UK delivery and without GP waiting times.
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| Pack | Price (£) | ||
|---|---|---|---|
| - | 125/25 | 120 Dose x 1 Pack | 45.00 |
| - | 125/25 | 120 dose x 2 Packs | 85.00 |
| - | 250/25 | 120 Dose x 1 Pack | 55.00 |
| - | 250/25 | 120 dose x 2 Packs | 99.00 |
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Sirdupla Inhaler for Reliable, Long-Term Asthma Control in Adults
Sirdupla inhaler is used by adults who need everyday treatment to keep their asthma under control. It contains two medicines, fluticasone propionate and salmeterol, which work together to reduce swelling in the airways and keep them open, helping you breathe more easily throughout the day and night.
It is usually prescribed when asthma symptoms are harder to control or when a standard preventer inhaler on its own is not enough. With regular use, Sirdupla reduces asthma flare-ups and makes breathing feel steadier and more manageable. If approved after a short, free online consultation, Pharmacy Planet can deliver the Sirdupla inhaler discreetly to your home.
What Is the Sirdupla Inhaler?
Sirdupla is a prescription-only pressurised metered-dose inhaler used as part of long-term asthma therapy in adults aged 18 years and over. It combines fluticasone (inhaled corticosteroid, reduces airway inflammation) and salmeterol (long-acting bronchodilator, keeps airways open for up to 12 hours) in one inhaler.
Sirdupla inhalers are designed for daily use to maintain asthma control. They are not rescue inhalers and should not be used for sudden breathlessness or asthma attacks.
How Does the Sirdupla Inhaler Work?
Asthma symptoms are often caused by swollen airways and tightened airway muscles. Sirdupla works on both problems at the same time.
- Reduces Airway Inflammation — Fluticasone calms swelling and irritation inside the lungs, lowering sensitivity to triggers.
- Keeps Airways Open for Longer — Salmeterol relaxes airway muscles, allowing air to move in and out more easily.
- Supports Steady, Day-to-day Control — With regular use, breathing usually feels more stable, and asthma flare-ups occur less often.
This combined action makes Sirdupla inhalers suitable for people with ongoing or difficult-to-control asthma.
How to Use the Sirdupla Inhaler
The Sirdupla inhaler is not suitable for children or adolescents under 18 years and should always be used exactly as your prescriber advises.
Dosage Guidance:
- Available in two strengths: 25/125 micrograms and 25/250 micrograms.
- Typical adult dose: two puffs, twice daily.
- Your prescriber will decide which strength is appropriate during your consultation.
General Steps for Using the Inhaler:
- Sit or stand upright.
- Remove the mouthpiece cover and check it is clean.
- Shake the inhaler well.
- Breathe out fully, away from the inhaler.
- Place the mouthpiece between your lips without biting.
- Start breathing in slowly and press the canister once.
- Hold your breath for a few seconds, then breathe out gently.
- Wait briefly before taking the second puff.
- Replace the mouthpiece cover after use.
- Rinse your mouth or brush your teeth to reduce the risk of thrush.
Who Can Use the Sirdupla Inhaler?
The Sirdupla inhaler may be suitable for adults who:
- Have moderate to severe asthma.
- Need combination therapy rather than a single inhaled corticosteroid.
- Experience regular breathlessness, wheezing, or nighttime asthma symptoms.
- Have asthma not well controlled with a standard preventer inhaler alone.
The Sirdupla inhaler is not suitable if you:
- Are under 18 years of age.
- Are allergic to fluticasone, salmeterol, or any inhaler ingredients.
- Need immediate relief during an asthma attack.
A UK prescriber at Pharmacy Planet will review your medical history during the consultation to ensure the Sirdupla inhaler is the right option for you.
Possible Side Effects of Sirdupla Inhaler
Like all medicines, using the Sirdupla inhaler can cause side effects, although not everyone experiences them.
Common Side Effects:
- Headache
- Throat irritation or hoarse voice
- Oral thrush
- Muscle cramps or joint pain
Serious Side Effects:
- Sudden worsening of breathing after use
- Chest pain or fast heartbeat
- Severe allergic reactions such as swelling or rash
If your breathing worsens after using Sirdupla, use your reliever inhaler and seek medical advice straight away.
Why Do People Choose the Sirdupla Inhaler?
The Sirdupla inhaler is often chosen because it combines an inhaled corticosteroid and a bronchodilator in one inhaler. Common reasons include:
- Supports long-term asthma control rather than short-term relief.
- Reduces airway inflammation and keeps airways open for longer.
- Provides consistent breathing support day and night.
- Fits easily into a regular daily routine.
For many adults, Sirdupla inhalers offer reassurance and steadier asthma control when symptoms feel hard to manage.
Order the Sirdupla Inhaler from Pharmacy Planet
Getting your Sirdupla inhaler from Pharmacy Planet is simple:
- Complete the online consultation and share details about your asthma symptoms and medical history.
- A UK prescriber checks if Sirdupla is safe and suitable for you.
- Once approved, your inhaler is delivered securely to your chosen address.
Sirdupla inhaler is used by adults who need everyday treatment to keep their asthma under control. It contains fluticasone propionate and salmeterol, which work together to reduce airway swelling and keep airways open throughout the day and night.
It is usually prescribed when asthma symptoms are harder to control or when a standard preventer inhaler alone is not enough. If approved after an online consultation, Pharmacy Planet can deliver the Sirdupla inhaler discreetly to your home.
Sirdupla is a prescription pressurised metered-dose inhaler for adults aged 18 and over. It combines fluticasone (reduces airway inflammation) and salmeterol (keeps airways open up to 12 hours) in one device.
It is designed for daily maintenance use — not for sudden attacks.
Sirdupla works on both swollen airways and tightened airway muscles simultaneously.
- Reduces Airway Inflammation — Fluticasone calms swelling and lowers sensitivity to triggers.
- Keeps Airways Open for Longer — Salmeterol relaxes airway muscles for easier breathing.
- Supports Steady Day-to-day Control — Regular use stabilises breathing and reduces flare-ups.
For adults 18+ only. Usual dose: two puffs twice daily. Available in 25/125 mcg and 25/250 mcg strengths.
Steps for Use:
- Sit or stand upright, remove cap, shake inhaler.
- Breathe out fully away from the inhaler.
- Seal lips on mouthpiece, breathe in slowly and press canister once.
- Hold breath a few seconds, breathe out gently.
- Wait briefly before second puff.
- Replace cap and rinse mouth after use.
May be suitable for adults who:
- Have moderate to severe asthma requiring combination therapy.
- Experience regular breathlessness, wheezing, or nighttime symptoms.
- Have asthma not controlled with a single preventer inhaler.
Not suitable if you:
- Are under 18 years of age.
- Are allergic to fluticasone, salmeterol, or inhaler ingredients.
- Need immediate relief during an asthma attack.
Like all medicines, the Sirdupla inhaler can cause side effects.
Common Side Effects:
- Headache
- Throat irritation or hoarse voice
- Oral thrush
- Muscle cramps or joint pain
Serious Side Effects:
- Sudden worsening of breathing after use
- Chest pain or fast heartbeat
- Severe allergic reactions such as swelling or rash
Use your reliever inhaler and seek medical advice if breathing worsens after using Sirdupla.
The Sirdupla inhaler is often chosen because it combines inflammation control and airway opening in one device. Common reasons include:
- Long-term asthma control rather than short-term relief.
- Consistent breathing support day and night.
- Reduced airway inflammation and sustained airway opening.
- Fits easily into a regular daily routine.
Getting your Sirdupla inhaler from Pharmacy Planet is simple:
- Complete the online consultation and share your asthma symptoms and medical history.
- A UK prescriber checks if Sirdupla is safe and suitable for you.
- Once approved, your inhaler is delivered securely to your chosen address.
Sirdupla is a preventer inhaler. It is taken every day to keep asthma under control. It does not work fast enough for sudden breathing attacks.
Some people may notice improvement within the first week, but full benefit usually develops over several weeks of regular use.
No. Sirdupla should not be used during an asthma attack. You must use a fast-acting reliever inhaler, such as salbutamol.
Rinsing your mouth removes leftover medicine and reduces the chance of mouth thrush, sore throat, or hoarseness.
Skip the missed dose and take your next dose at the usual time. Do not take extra puffs to make up for it.
Sirdupla already contains an inhaled corticosteroid, so you should not use another steroid inhaler unless advised by your prescriber.
Yes. Sirdupla inhalers are designed for long-term asthma management and are often used daily with regular reviews.
Some people may notice a faster heartbeat or palpitations. This is more likely at higher doses or in people with existing heart conditions. Speak to your prescriber if this feels severe or worrying.
Sirdupla is only licensed for adults. Children and teenagers usually need different inhaler options.
Yes. You should always carry a reliever inhaler in case of sudden asthma symptoms.

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Authored on : April 15 2026
HARMINDER ‘HARMY’ KAUR
BSc(hons) Pharmacy
GPhC Number: 2061107

Reviewed on : April 15 2026
GURDEV SEHMI
BSc Pharm, MRPharmS, Independent Prescriber, Superintendent Pharmacist, Clinical Lead
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