What is the dosage for mucinex dm?

The typical adult dosage for Mucinex DM (guaifenesin and dextromethorphan) is one 600 mg/30 mg extended-release tablet every 12 hours, not exceeding two tablets in 24 hours. For children aged 12 and older, the same dosage applies. Always follow the specific instructions on the packaging or consult a healthcare professional for personalized advice. It's important to stay within the recommended dosage to avoid potential side effects.