How to scrap Ajax webpage using python

Hi i am learning Python scrapping technique then i stuck into problem that I want to scrap a Ajax page link here: http://ift.tt/2gvwWNE

I want to scrap all the medicines name and details coming in the page .Since i read most of the answer on the stack overflow but i am not getting the right data after scrapping . I also tried to scrap using selenium or send a forge post request but i am failed .

So please help me on this Ajax scrapping topic specially this page because ajax is triggered on selection an option from drop down options . Also provide me some resources for ajax page scrapping