Adverse Reactions to Dipyridamole in Patients Undergoing Stress/Rest Cardiac Perfusion Testing

Article Figures & Data

TABLE 1

Types of Adverse Reactions to Dipyridamole

Reaction scale	Type of reaction	No. of reactions
Reaction scale	Type of reaction	Site 1	Site 2	Percentage of total reactions
1	No adverse reaction	233	287
2	Shortness of breath	17	10	4.5
3	Nausea	48	19	11.1
4	Flushing sensation	25	26	8.4
5	Headache	126	98	37.1
6	Lightheadedness	27	25	8.6
7	Dizziness	22	9	5.1
8	Chest Pain	50	23	12.1
9	Tightness in neck or arm	21	16	6.1
10	Other	39	3	7.0

TABLE 2

Adverse Reactions by to Dipyridamole Sex

Patient category	Site 1		Site 2		Total, no. (% of total patients)
Patient category	Male	Female	Male	Female	Male	Female
All patients	252	235	202	244	454 (48.7)	479 (51.3)
No adverse reaction	141	89	130	160	271 (29.0)	249 (26.7)
Adverse reaction	111	146	72	84	183 (19.6)	230 (24.7)