hi, i have missed my period for 5 days now. had...

What you should do?
wait a few days. Then retest. If you continue to miss your period, be sure to do Pregnancy Test countitive in lab If there is no pregnancy, it is possible to take DuPhastone tablets 20 mg tablets morning and evening for 5 days , Menstrual bleeding is expected between 2 to 10 days after taking this medcation.
 

: The reasons your period may be late, even if your pregnancy test is negative
You may still be pregnant. Sometimes, levels of the pregnancy hormone human chorionic gonadotropin (hCG) early in pregnancy aren’t yet high enough for a home pregnancy test to detect.

• Ectopic pregnancy
• Stress,
• Malnutrition
• drink too much caffeine
• Sudden lifestyle changes
• polycystic ovary syndrome
• thyroid problems 
• Birth control may cause irregularities in your cycle 

What are the sign and symptoms of Pregnancy ?
There are many signs and symptoms which can increase your suspicion of pregnancy , and these include :

• Delayed period .
• Nausea and vomiting .
• Abdominal and low back pain .
• Breast pain .
• Changes in appetite .
• Positive pregnancy tests

What are the required medical tests ?
Clinical assessment and Urine pregnancy test if your period was delayed ot Blood Hcg level and US Abdomen for pregncny anc PCOs . Your doctor will order FSH , LH and TSH And Prolactine for thyroid disorders and Hyperprolactinemia