Pregnancy test stick, also called early pregnancy test paper, is mainly used for early pregnancy preliminary diagnosis, is a qualitative test, the use of methods are as follows: 1, tear open the foil film packaging, take out the pregnancy test paper; 2, take a clean cup to collect the morning urine, take the middle part of the urine. Most pregnancy test sticks are equipped with a small clean plastic box, which belongs to the collection of morning urine; 3, it is recommended to read the instructions carefully before use, find the end of the test paper marked with an arrow and dip it into the urine cup. Be careful not to make the mistake of dipping the unmarked end into the urine, and do not exceed the maximum immersion line, if you buy a pregnancy test stick with a suction tube, you can also directly absorb about 2ml of urine drops in the urine testing area of the pregnancy test stick; 4, and so on for 3-5 minutes to observe the results, if there are additional instructions in the package or instructions, the time in the instructions shall prevail. 5, in general, if you don’t observe any red bar in the effective time of the pregnancy test stick In general, if you do not observe any red bar on the pregnancy test stick within the valid time, it indicates that the test result is invalid; one red bar indicates that you are not pregnant; two red bars with the same color shade indicate that you are more likely to be pregnant; if the red bars are one shade darker and one shade lighter, it indicates that you are likely to be pregnant, and it is recommended that you re-test the test after 3 days.