21.   It had been magically reduced by nothing more complicated than a six-ounce glass of grapefruit juice that the patient had decided to add to his morning pills.

22.   It probably makes very little difference if people with relatively low levels of the intestinal enzyme take their medicine with grapefruit juice or with water.

23.   It sheds light on why some individuals hate broccoli, raw cabbage or grapefruit juice, while others look forward to eating those foods every day.

24.   Its mild acidity also makes grapefruit juice a good if nontraditional medium for making ceviche.

25.   Leaves fall into the creek, a woodpecker taps an oak tree, DotComGuy sips a glass a grapefruit juice.

26.   Problems sometimes occur when trying to freeze large amounts of orange or grapefruit juice.

27.   Seldane blood levels are increased not only by grapefruit juice but also by many common prescription drugs, and serious heart problems may result.

28.   So, for that matter, can grapefruit juice.

29.   Some AIDS patients, too, use grapefruit juice to boost the absorption of drugs, notably saquinavir, a protease inhibitor.

30.   Still, it gets tricky trying to figure out just how much grapefruit juice may affect drug metabolism in a given patient.