41. Merck makes Vioxx, a medication for arthritis and acute pain, and the osteoporosis drug Fosamax . 42. Analysts say some of the new treatments could follow Fosamax on the market within two or three years. 43. The drug, Fosamax , will be reviewed by a Food and Drug Administration advisory committee on Thursday. 44. Analysts said final approval of the drug, Fosamax , could come by the end of the year. 45. The findings could help increase the use of Fosamax , which was approved last year to treat osteoporosis. 46. The drug doesn't have all the same medical benefits as Premarin and Merck's Fosamax . 47. FPPS is the target of bisphosphonate drugs such as Fosamax ( alendronate ) and Actonel ( risedronate ). 48. Investors have overreacted to concerns about Fosamax , Maris said, creating a " buying opportunity ." 49. Newer medications include the osteoporosis treatment Fosamax , the AIDS drug Crixivan and the blood-pressure drug Cozaar. 50. Fosamax sales will likely reach about $ 500 million this year alone, said Aros Securities analyst David Maris.