Assertion: antiarrhythmic drug's effect | /r/HasProperty | fast or slow heartbeat
Facets:
value: abnormally
type: DEGREE
Source sentences:
text: Possible effects include allergic reaction, cough, appetite loss, constipation or diarrhea, blurred vision, shortness of breath, dizziness, fainting, chest pain, abnormally fast or slow heartbeat and swelling of the legs or feet.