How many days pregnant can be measured with a test paper

Fertilized eggs after the combination of the best in about a week, will make the body hcg level increased, the earliest can be in the same room after ten days, through the early pregnancy test paper can be detected. If the test paper is positive reaction, basic can be diagnosed as pregnancy; If it is weak positive or negative reaction, it is best to wait for 3-5 days, test again.