How To Treat Dandruff?

i went to a docter and they gave me tons of samples im not exactly sure if they all are suppost to be used togeather...i dont take any pills and have no allergies and the names of the meds are...monodox 100mg...then it looks like just some stole bought stuff aveeno spf55...then possibly some more store bought type stuff called oil free acne wash from neutrogena but that seems normal...but then theres tazorac cream...then maybe some more store bought neutrogena ultra shee dry touch sunblock spf55...then cetaphil but thats store bought...then neobenzmicrowash...then i got 2 things for my hair becuase i have dandruff and they are named kenalog spray and Loprox shampoo...just saying well are those are ok to use togeather right?