It is very uncertain whether calcium channel blockers changes improvement in vertigo frequency compared with no intervention (very low certainty).
The review found no eligible studies for this question.
Calcium channel blockers showed no clear difference in death compared with placebo/no treatment (low certainty).
Calcium channel blockers may leads to lower graft loss compared with placebo/no treatment (low certainty).
Calcium channel blockers showed no clear difference in acute rejection compared with placebo/no treatment (low certainty).
Calcium channel blockers showed no clear difference in withdrawal due to side effects compared with placebo/no treatment (low certainty).
Beta‐blockers showed no clear difference in total mortality compared with calcium‐channel blockers (moderate certainty).
Beta‐blockers probably leads to higher total cardiovascular disease compared with calcium‐channel blockers (moderate certainty).
Beta‐blockers probably leads to higher total stroke compared with calcium‐channel blockers (moderate certainty).
Beta‐blockers showed no clear difference in total coronary heart disease compared with calcium‐channel blockers (moderate certainty).
Beta‐blockers showed no clear difference in withdrawal due to adverse effect compared with calcium‐channel blockers (low certainty).
The review found no eligible studies for this question.
It is very uncertain whether dihydropyridine changes other side effects1,5 compared with non‐dihydropyridine calcium channel blockers (very low certainty).