Citrus juices, specially <span style = 'background-color: #dae8f4'>grapefruit</span>
, CRANBERRY and
orange juice, interact with heart and
blood pressure medications.
By inhibiting the same enzyme that metabolizes the Metroprolol, the juice raises the levels of the drug in your blood and
it can cause an overdose.
Your doctor should have known that.
Page 6 talks about the interaction
of medications with cranberry juice......