What is prosofil?

Answer 1

Some sort of drug, containing some sort of hormone, that, when taken one a day, for 2 consecutive days, brings on a fertile woman's period - if she is not pregnant. Therefore it is a pregnancy test.

Answer 2

There is no term "prosofil" in common use. It may be a misspelling or a specialized term. If you provide more context or information, I may be able to help further.