My period started on the 03rd of april,i normally go for 5 days,please confirm my ovulation date and when i can use the clomophene tablet?

Most women's cycle is 28 days long. (time between periods) Based on this ovulation should occur 12-16 days after the start of your period. Your fertile window may include days 10-19 after the start of your period. Note that ovulation may change from month to month. Signs include: breast tenderness, bloating, slight side pain, clear/thin/stretchy cervical mucus and slight rise in basal body temp.