I have delayed periods. Its been 1 month late. I...

Dear Customer
Welcome, and thank you for trusting us
Regarding your question

How to restore your menstrual cycle to regularity?

Change lifestyle by staying away from physical and psychological stress
Hormone therapy. The menstrual cycle is often irregular due to lack or imbalance in certain hormones in the body
A hormone called progestin or PROVERA can also help stimulate menstrual cycle in women who do not get it, but under the supervision of a obstetrician
Treatment of ovarian cyst, diabetes, thyroid disease, and hormones imbalance in general
Eat a balanced diet.
Avoid smoking
Avoid caffeine

do I recommend using methergin ?

No , you shouldn't be taking this medicine without a gynecologist consultation

causes of delayed period ?

Stress, , anxiety and tension
Women who engage in extreme exercise such as running and weightlifting
Obesity
Polycystic Ovary Syndrome
Chronic diseases such as diabetes and gastrointestinal disorders can also affect the menstrual cycle.
Thyroid problems

What are the necessary tests in your case?

Clinical examination by obstetricians and gynecologists
Take the medical history
blood test
Check sugar
Check thyroid function
Examination of female hormones
Examination of the uterus and ovaries by ultrasound
I hope my answer was helpful, please let me know if you have any follow up questions. If you feel I've answered your question already, please rate my answer from top of the page. Your feedback helps to ensure only the best experts are available to help you.
You can also ask questions of our other specialists in the areas of nutrition, therapists, IT specialists, medical doctors, and many more
'
Kind Regards