31.   It has benefits over other drugs currently used to prevent the bone-thinning disease, analysts said, because it seems to protect against health risks including cancer.

32.   Is there some kind of a spray that I can use to prevent future fingermarks, once I get the wall clean again?

33.   It is usually used to prevent blood clotting, but few complications occur, although some do.

34.   Lasix, a medicine ostensibly used to prevent bleeding but one that many feel enhances performance, is banned in New York state.

35.   Misoprostol is an anti-ulcer medication often used to prevent ulcers in people taking non-steroidal anti-inflammatory drugs for arthritis.

36.   Nearly three decades ago, that was the same excuse used to prevent me from covering a Purdue University football game from the pressbox.

37.   Naps are most effective when the sleeper is not tired, and can be used to prevent fatigue, a practice researchers call prophylactic napping.

38.   Now it is being used to prevent breast cancer from occurring in the first place in women at high risk of developing the disease.

39.   One day oral tolerance may even be used to prevent the rejection of transplanted organs.

40.   Pataki said he would also end all-night sessions that critics say are used to prevent public scrutiny of the Legislature.