i am 8 days delayed ?

iregular po ako sa days ng mens ko pero dumadating every month! tried doing a preg test pero negative kahapon.. pero kakaiba po ung discharge ko last week.. super cream white po na madami then this week spots of brown discharge at medyo painful mag urinate.. but i never had these before po!! pwede po makahinge nang advice mg moms? i am very tired everyday and almost 1 week na iba ung body temp. ko..but never po tumaas na fever..