Answer
Reported injection-site reactions with Imigran sumatriptan succinate injection include transient pain, stinging or burning, swelling, erythema, bruising and bleeding, listed as very common (at least 1 in 10).
Sources for this answer
- Imigran Injection, SubjectGlaxoSmithKline UK · emc · SmPC §4.8 Undesirable effects · Version 27Document updated
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