pharmacist will always let u know, any pharmacy, just call. its part of their job when u pick up your scripts... usually they always ask if u have questions, so im sure u can find your answers there. quick an easy
Is it the same Dr. who has prescribed all of this for you? It's impossible for us to say whether it's okay to take any combination of drugs at the same time given that we aren't Dr.'s (obviously). You definitely need to ask your Dr. about this. Good luck to you. :)