The early pregnancy test paper is positive after playing the chorionic promotion, chorionic promotion of the composition of the drug is HCG, this kind of drug is to promote follicular development and promote ovulation, the early pregnancy test paper is to check the HCG in the urine, if the use of drugs is easy to cause the early pregnancy test paper false-positive. The use of drugs can be completely discharged after a week, a week after the use of pregnancy test paper will become negative, if the use of ovulation drugs need to be arranged in a timely manner after coitus, coitus ten days or so to go to the hospital to take blood tests HCG can determine the pregnancy, but also in the coitus twenty days or so to use the pregnancy test paper to see whether the pregnancy. The use of ovulation drugs have certain side effects, it is best to use under the guidance of a doctor, so relatively safe, so as not to use improperly will cause ovarian hyperstimulation syndrome, causing abdominal pain, abdominal ascites and other conditions.