Drug effect : A drug reaction is the most likely explanation in your case. Serotonin syndrome may be present. Generally pediatric muscle diseases are inherited and show up at a younger age. If the muscles were normal and now aren't, it's an acquired problem. Rare muscular conditions can occur too. See your doctor to check out the sertraline first.
Answered 7/22/2013
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A doctor has provided 1 answer
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