Robaxacet Extra Strength, specifically the 18 Count Back Neck Muscle Relaxant, contains methocarbamol and acetaminophen, which can cause side effects such as drowsiness, dizziness, stomach upset, and headache. More severe reactions may include allergic responses, liver damage (notably with excessive acetaminophen use), and alterations in urine or stool color. Always follow the recommended Robaxacet Extra Strength dosage.
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