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Symptom Checker

Step 4: Read and complete the decision guide to learn more about your symptoms.

Missed or Irregular Menstrual Periods

Irregular or missed periods are common at the start of menstruation. Menstrual cycles usually become regular and monthly without medical treatment within two to three years of the start of menstruation. However, contact your doctor if you have concerns or your irregular periods persist or they fail to reappear.

Are you or have you been sexually active, that is have you begun having sexual intercourse?

Yes, I have had sexual intercourse.

No, I have never had sexual intercourse.

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