This medication is used for temporary relief of coughs without phlegm that are caused by certain infections of the air passages (e.g., sinusitis, common cold).
Slight drowsiness/dizziness, nausea, or vomiting may occur. Rarely, some people may experience severe drowsiness/dizziness with normal doses. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
It is contraindicated in patients with known hypersensitivity to the drug.
Before taking dextromethorphan, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: lung problems (e.g., asthma, emphysema).
Improper use of this medication (abuse) may result in serious harm (e.g., brain damage, seizure, death). Do not increase your dose, take it more frequently, or use it for a longer time than prescribed. Properly stop the medication when so directed.
It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.
Please consult your doctor when taking this medicine if you are pregnant.
Taking certain MAO inhibitors with this medication may cause a serious (possibly fatal) drug interaction. Avoid taking isocarboxazid, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, safinamide, selegiline, or tranylcypromine during treatment with this medication. Most MAO inhibitors should also not be taken for two weeks before treatment with this medication. Ask your doctor when to start or stop taking this medication.