When you need some help shaking that chest congestion, Mucinex and Mucinex DM are two over-the-counter drugs that might help.
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Side effects.
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Side effects.
| Common side effects | Mucinex | Mucinex DM |
|---|---|---|
| drowsiness | ✓ | ✓ |
| headache | ✓ | ✓ |
| nausea, vomiting, or both | ✓ | ✓ |
| stomach pain | ✓ | ✓ |