After my periods still again I am bleeding for 3...

: Treatment of prolonged period and bleeding
you should do all the tests and clinical examination to detect the cause of bleeding and visit your gynacologist who might prescribe to you Nonsteroidal anti-inflammatory drugs (NSAIDs) which is the First-line medical therapy for heavy and  prolonged bleeding like Ibuprofen 600mg 2 times daily , and Oral contraceptive pills (OCPs) for heavy menstrual bleeding , and the Progestin which is The most frequently prescribed medicine for heavy and prolonged bleeding , and if there is bleeding tendancy you can use coagulable drug like Hexacabron by the doctor
: Diagnosis
By taking full medical history and clinical examination and doing Complete blood count to detect the inflammation and cervix and vaginalexamination by spiculum and Coagulation factor studies , Thyroid function tests and prolactin level , Liver and kidney function tests  , Hormone assays , Pelvic ultrasonography
: Causes

• the most common cause of irregular bleeding in women of reproductive age is Pregnancy
• hormone imbalances
• Extreme exercise or dieting
• Birth control pills
• Thyroid disorders
• sexually transmitted diseases
• fibroids
• endometriosis

 ِ: Advice
you should go to the gynecologist to get proper managment
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