Well i guess it all depends i also had taken a test in november and it also came out negitive but if u read the paper it says things like if u had drank alot it woulnt show up and also things like you should take 1 a couple of days later if your almost apsoluly sure you might be i plan on takeing another test because my last period was in auguest and if u have alot of stress in your life that can affect your period 🙂
hope i could help :kiss: