Why is Saheli a well accepted contraceptive pill?

Dear student,
Saheli is a well accepted contraceptive pill because:
1)It is made up of a non steroidal compound.
2)It is once a week pill hence women can take it easily.
3)It has high contraceptive value and better contraception results.
4)It has very less side effects as compared to other pills.
5)It inhibit the process of ovulation and implantation.6) It changes the quality of cervical mucus,thus preventing the entry of sperms into the cervix.
Regards