This has raised some concern that it might interfere with blood sugar control during and after surgery.

There is some concern that it might interfere with blood sugar control.

Surgery: Cocoa might interfere with blood sugar control during and after surgical procedures.

Some physicians worry that it might interfere with blood pressure control during and after surgery.

This could interfere with blood sugar control in people who have diabetes.

There is some concern that cowslip might interfere with blood pressure control.

Diabetes: There is some concern that elecampane may interfere with blood sugar control.

This could interfere with blood sugar control during and after surgery.

This might interfere with blood pressure control during and after surgery.

There is a concern that it might interfere with blood pressure control during and after surgery.