No it wont.
If blood touches the test strip it can affect the outcome of the test.
You can, there's nothing about spotting that would effect the outcome of the pregnancy test or stop you from being able to take a pregnancy test. You can use a pregnancy test from two weeks after sex.
Take a pregnancy test
Take a pregnancy test now.
No. It does not affect your pregnancy test. You do pregnancy test on your urine.
Brown spotting is a common side effect on Depo. Signs of pregnancy are absent periods and a positive pregnancy test.
Take a pregnancy test to determine if you're pregnant while on the contraceptve implant. The implant does not affect the results of a pregnancy test. Pregnancy is very rare on the contraceptive implant and spotting and flutters are not signs of pregnancy.
Pregnancy does not affect the accuracy of a chlamydia test.
Trichomoniasis does not affect the accuracy of a pregnancy test.
Gonorrhea does not affect the accuracy of a pregnancy test.
The only way to know is by taking a pregnancy test.