Can a 12 year old girl take motrin migraine pain she is. 62 pds.?

Motrin. Yes, she can take 1 tablet (200 mg) every 6 to 8 hours as needed. If it's hard for her to swallow pills yet, you may give her the liquid version, 2 teapoons instead of one tablet. Higher doses of may be advised by her doctor or neurologist.
Yes but. Due to low weights probably safest to take using children dosage guidelines, but, yes, this should be ok.