Fosamax is a popular medication prescribed for osteoporosis treatment. However, if you are looking for alternative drugs or synonyms to Fosamax, there are quite a few options available. Some of the most commonly prescribed drugs for osteoporosis treatment that work similarly to Fosamax include Actonel, Boniva, Zometa, Prolia, and Reclast. These medications belong to the same class of drugs known as bisphosphonates, which helps to strengthen the bones and prevent fractures. However, it is always recommended to consult with your healthcare provider before switching to any other medication or taking any new medications along with Fosamax.