A pap smear can't detect pregnancy. A pregnancy test is required for that purpose.
You can go to any pharmacy and pick up a home pregnancy test. This is a stick which will detect pregnancy through urine. They are fairly reliable but to be 100% sure you should visit a clinic and get a blood test.
Tests that detect early pregnancy test can be purchased in any drugstore, like Rite Aid, CVS, and Walgreens. They can also be found at stores like Walmart and Target.
Do the test. It should detect the pregnancy hormones if there are any in you.
You can do a blood test which can detect pregnancy as soon as a week after fertilization. Home tests are usually not as accurate until 4 days before your period is due but some are more sensitive and can detect pg earlier. So to answer the question you can do a any of them as soon as you are late.
Using meth should not cause a false negative pregnancy test result. Pregnancy tests detect the presence of the hormone hCG in urine, which is produced during pregnancy. Drug use should not interfere with this process.
An ovulation predictor kit is used to help women keep track of ovulation when they are trying to conceive. Pregnancy tests are designed to predict a special hormone in the body that pregnant women have. Since an ovulation kit is not designed to detect that pregnancy hormone, it cannot be used as an early pregnancy test or any other type of pregnancy test for that matter. OPK's and pregnancy test are not designed alike, and are not meant for the same purpose.
Any test that deals with a studying a subject outside of its normal environment, such as a test performed "inside a lab." Any test that deals with a studying a subject outside of its normal environment, such as a test performed "inside a lab."
You can take a pregnancy test any time you like. Birth control does not affect the accuracy of a pregnancy test.
Rabbit
Any chemist, pharmacy or reasonable supermarket will sell a pregnancy test kit
Meaning "negative pregnancy test" with ectopic pregnancy: Any test can fail, urine test, blood simple test, and quantitative HGC test. Also the timing of the test versus the diagnosis by image (ultrasound). Ectopic pregnancy is only diagonsed with image, ultrasound, CT, MR.