New to clomid !

Kayla • Hello my name is Kayla and my husbands name is Michael we have been TTC for almost a year with no luck.
My doctor put me on 50 mg clomid for cycle days 5-9  July cycle btw! He gave me 15 pills I know it's once a day.  but is that enough for two cycles in confused on why so many tablets :/ and he never told me any symptoms or when to take it  day or night?