31.   But the agency and the manufacturer could not agree on whether those reports represent the sum total of the harm the drug has caused or is capable of causing.

32.   But the drugs can cause persistent nausea and diarrhea, and frightening long-term side effects have recently been emerging, including redistribution of body fat and possible heart complications.

33.   But the drugs can cause unpleasant side effects, making light therapy more attractive, if it is proved effective.

34.   But those drugs cause organ toxicity, so they can be used only intermittently.

35.   Dermatologists added that other less effective acne drugs also cause depression and other side effects.

36.   Did experiments on animals place a pharmaceuticals manufacturer on notice that a particular drug would cause birth defects in the offspring of women who take it?

37.   Doctors at the Mayo Clinic reported that the drugs may cause defects in the aortic or mitral valves.

38.   He found that it also cleared up skin lesions caused by drugs used to treat the leprosy itself.

39.   Illegal drugs are apparently causing more disabilities than safety officials have realized, if a project in Memphis and the statistics it produced apply across the nation.