Explain the reasons why TWO common side effects may occur with the following medicines used to treat musculoskeletal conditions which are Alendronic Acid (Biphosphonate), Raloxifene (SERM), Methotrexate (DMARD) and Naproxen (NSAID)Please choose TWO common side effects of Alendronic Acid and explain why these side effects occur.Please choose TWO common side effects of Raloxifene and explain why these side effects occur.Please choose TWO common side effects of Methotrexate and explain why these side effects happen.Please choose TWO common side effects of Naproxen and explain why these side effects happen.Four good size paragraphs which are detailed are good enough for each answer. Please ensure you write WHY the side effects happen not just list the side effects. Please cite any work thoroughly and provide a work cited page It is very important to explain why the side effects occur.