Need advice please

I've been,on birthcontrol 6 month last month got AF the may 11-15 I forgot to take the first 3 pills of new pack so I doubled up till i was caught up then on then on the may 22-26 I started bleeding again like a period so I quit taking my pill monday june 20th I went to the doctors both blood was 1.20mg and urine was negitive then on tuesday I started spotting to were I only noticed when I wiped so I thought it was Af since I had second period around that time last month So Wed. June 22nd Just for fun I took 3 test all came up with faint positives them took 3 more on friday june more faint positives I'm lost because im still spotting after a week and test are still positive I had implatation bleeding with my last pregnancy but didn't find out I was pregnant till I missed my period the next month any thoughts???