Pneumonia vaccine for people who are immunocompromised

An immune-suppressing illness or treatment can make it harder for the body to respond to infection. Pneumonia vaccines train the immune system to recognise selected germs that can cause lung infection; they do not prevent every cause of pneumonia, and they do not treat an infection already present. Your clinician may consider an organ transplant, cancer treatment, HIV, spleen problems, or medicines that suppress immunity when planning vaccination. Some vaccines are non-live, while live vaccines may be unsuitable in particular immune conditions.

Bring a list of diagnoses, immune-suppressing medicines, allergies, and earlier vaccines to the appointment. If treatment is planned, ask whether vaccination should be arranged before it begins or during a safer treatment window. Do not stop prescribed medicine to improve a vaccine response. Pneumonia prevention also includes staying current with seasonal vaccines, hand hygiene, and avoiding close contact with people who are unwell. A new cough, fever, chills, or coughing up phlegm deserves medical advice because vaccinated people can still develop pneumonia.

Seek urgent medical help for difficult breathing, bluish lips, new confusion, severe weakness, chest pain, or inability to keep fluids down. In someone with reduced immunity, infection can worsen quickly and fever may be absent. Contact your healthcare team promptly for a new or worsening cough, fever, chills, or coughing up phlegm. Pneumonia can sometimes lead to sepsis, so do not wait for symptoms to become severe.

Which pneumonia vaccine is appropriate for my immune condition? Does my treatment change the timing? Do I need to show records of previous doses? What symptoms should prompt same-day advice?