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A 16-year-old female asked:

Missed period for 3 months. heavy period then two very light periods. horrible back pain and fatigue. what's your guess?

1 doctor answer1 doctor weighed in
Dr. Joyce Pastore
Internal Medicine 30 years experience
Dysmenorrhea: Not uncommon to have irregular periods in the teen years. If not allergic, take Ibuprofen 400mg every 8 hours with food for back pain and cramps.

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Last updated Aug 6, 2014


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