A friend has recently been prescribed 800mg of motrin for back pain and severe menstrual pains. her body is reacting strange. should i be worried?

How strange?: Abdominal pain abnormal (high-pitched) breathing sounds anxiety chest discomfort or tightness cough diarrhea difficulty breathing difficulty swallowing dizziness or light-headedness hives, itchiness nasal congestion nausea or vomiting palpitations skin redness slurred speech swelling of the face, eyes, or tongue unconsciousness wheezing these are signs of a severe reaction.