51.   Because doctors typically use high doses of existing drugs to try to control the seizures, many patients have severe reactions to the treatment.

52.   Besides being ineffective against acne, high doses of zinc can inhibit the absorption of copper and cause other negative effects, so experts discourage supplements beyond the RDA.

53.   Besides pennyroyal, she said, callers ask about herbs such as blue cohosh, black cohosh, tansy and even high doses of parsley.

54.   Both were participating in a study involving high doses of chemotherapy for advanced breast cancer.

55.   -- After three weeks of recovery, patients would receive high doses of chemotherapy for three days.

56.   A high dose of adenovirus carrying a corrective gene was injected into his liver.

57.   A major problem is GHB, gamma-hydroxybutyrate, an illegal drug that causes psychedelic effects when taken recreationally but acts as a sedative in high doses.

58.   A Food and Drug Administration advisory committee recommended additional, specific warnings about gastrointestinal side effects from some prescription pain relievers when taken at high doses.

59.   A recent Canadian study published last month found high doses of inhaled steroids increase the risk of glaucoma in older patients who use them for more than three months.

60.   A man taking high doses may find his breasts swelling and his testicles shriveling as the overload tricks his body into stopping production of sex hormones.