Answer
In placebo-controlled studies of adults and adolescents with severe refractory eosinophilic asthma, the most commonly reported side effects during mepolizumab treatment were headache (20%), injection site reactions (8%) and back pain (6%).
Sources for this answer
- Nucala 100 mg solution for injection in pre-filled penGlaxoSmithKline UK · emc · SmPC §4.8 Undesirable effects · Version 11Document updated
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