one pos one neg opk?

Lizzie • Due in July 2019 with our rainbow after a loss on 6-28-18. Blessed with a 2.5 year old, 7 year old and 13 year old. All boys
Hello, I am having my mirena removed on Friday and have started opk testing to be aware of my cycle and when I should start my period after removal. I ahve had light periods on the mirena for the past few months lasting only a day or two. I have gotten 4 days of positive opk with the equate (Walmart) brand. And today I decided to try a first response and it was negative. The test line was actually barely there, even though the equate brand was positive earlier today. My question is should I trust the first response since it is the more expensive and sensitive kind? So they say at least 

Glow Resources

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors