Many people with aspergillosis or ABPA (Allergic Bronchopulmonary Aspergillosis) find that their symptoms come and go — some days are better, some worse.
It can feel worrying when you suddenly become more breathless or wheezy, especially if you’ve been doing all the right things: airway clearance, antifungal treatment, and even starting a biologic injection.

This guide explains what might be happening and how you can begin to work out the cause.


💨 1. Why you might feel worse after airway clearance

Airway clearance helps move sticky mucus and plugs out of your lungs — but this can temporarily irritate or narrow the airways, especially if your chest is already inflamed.
You might feel tighter or more wheezy for a short time after a session.

Helpful tips

  • Use your bronchodilator (salbutamol or similar) before starting airway clearance.

  • Keep sessions short and gentle if you feel breathless afterward.

  • Talk to your respiratory physiotherapist about changing the timing or intensity of your airway clearance routine.

  • Nebulisers or inhalers after clearance can help calm things down again.


🧫 2. Could it mean the Aspergillus is becoming more active?

Sometimes it can — but not always.
Symptoms like breathlessness, cough, or fatigue can also be caused by inflammation, infection, or changes in medication.

Signs that might suggest Aspergillus activity is rising include:

  • More sputum, or thicker or darker plugs

  • More coughing or wheezing

  • Tiredness or mild fever

  • A drop in your usual lung function numbers (FEV₁)

These changes are only clues — to be sure, you need blood or sputum tests.


🧪 3. Tests that help you and your team understand what’s going on

Test What it shows
Total IgE Rises when allergic inflammation is active (monitored every few months).
Aspergillus-specific IgE / IgG Shows how strongly your immune system is reacting to the fungus.
Eosinophil count Measures allergic immune activity (should fall if your biologic is working).
Aspergillus culture or PCR (sputum) Shows whether fungal growth has increased or returned.
Antifungal drug level (itraconazole, voriconazole, etc.) Confirms whether your medication is at a helpful level in your bloodstream.

If you feel your symptoms are worsening, you can ask your GP or respiratory nurse if these blood tests can be arranged, even if your specialist clinic is hard to reach.


💉 4. When you’ve just started a biologic

Biologics such as Benralizumab, Mepolizumab, Omalizumab, or Dupilumab work by reducing inflammation in the lungs — but they take time.

What to expect

  • Most people don’t notice big changes after the first dose.

  • Benefits usually appear after 2–3 injections, sometimes longer.

  • You may start to notice less sputum, fewer wheezy days, and more energy over time.

If your breathing still feels difficult after a few doses, your team might review whether this biologic is the best one for you or whether something else is going on.


🧭 5. Keeping track between appointments

When clinic visits are months apart, self-monitoring helps fill the gap.

You can:

  • Keep a symptom diary — note breathlessness, cough, mucus colour, temperature, and how often you need rescue inhalers.

  • Record any oxygen readings if you use a pulse oximeter.

  • Note when you take antifungals and biologic injections.

  • Share this record at your next appointment — it helps your team see the bigger picture.

If you feel abandoned, remember you can still contact your hospital team or ask your GP for basic bloods. These can often be shared with your specialist for advice.


❤️ 6. When you feel alone

Many people with aspergillosis describe long stretches of “self-management.”
That’s why patient support networks (like NAC CARES) exist — to give you a space to talk, ask questions, and share what works.

No one should have to manage this alone.


🕊️ 7. Quick summary

Possible reason for feeling worse What you can do
Airway irritation after clearance Use bronchodilator first; ask physio about technique
Inflammation or allergic flare Ask for IgE and eosinophil tests
Antifungal not at right level Ask for a blood level check
Early days of biologic treatment Give it more time; track symptoms
Infection or fungal regrowth Ask for sputum culture or PCR

🌱 Remember:

Feeling worse doesn’t always mean you’re getting worse — but it’s always worth checking.
The right information (blood tests, drug levels, and a clear plan) can turn a worrying spell into a step forward.

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