Treatment of acne involves a variety of topical and systemic agents directed at reducing sebum production, comedone formation, inflammation, and bacterial counts and at normalizing keratinization (see Figure: How various drugs work in treating acne.).
Pregnancy tests help in knowing if the woman is actually pregnant or not and are considered as 97 per cent accurate when it comes to results. Let us find out the chemical activity involved in these test kits.
1 Home tests are accurate, some better (more sensitive in showing early pregnancy) than others. 2  Home pregnancy tests may test positive on the first day of a missed period, but almost all detect pregnancy 1 week after a missed period. 3  Call your doctor for an appointment if you test positive for pregnancy with a home test.