The ingredient of Betalucel is metoprolol, take metoprolol 1-2 hours before having coronary CTA.
The main effect of metoprolol is to inhibit beta receptors, which has the effect of slowing down the heart rate and can be used in the treatment of tachyarrhythmia. The heart rate needs to be controlled during the cardiac CTA examination, and a fast heart rate will lead to too many artifacts during the examination, and the image will not be displayed clearly, so that a clear diagnosis of the cardiac blood vessels cannot be made.
For people with fast heart rate, oral metoprolol treatment can be taken before the examination, 1~2 hours after oral metoprolol can play a role in controlling the heart rate, choose to take metoprolol 1~2 hours before the CTA examination, can better control the heart rate and show the outline of the coronary artery.
Metoprolol can be taken appropriately for cardiac CTA examination, and the specific dosage should follow the doctor’s instruction.