ovum with patent tubes and normal semen analysis
is important.You have been given siphene
which is given for ovulation stimulation .It cause mild abdominal pain
during ovulation . If you dont get periods on expected date go for urine pregnancy test . If you fail to conceive this month you should go for USG lower abdomen and follicular studies as you are complaining pain.
If you dont conceive on these medications detailed investigations may be required.Consult your gynaecologist