Uses: Ambien is prescribed for Insomnia and is mostly mentioned together with this indication. In addition, our data suggest that some patients take it for Anxiety, although this is not an approved use*. Mucinex DM is a cough medicine that contains dextromethorphan, a cough suppressant, and guaifenesin, an expectorant. This combination of two drugs helps loosen mucus and phlegm, and thin out. Get an ad-free experience with special benefits, and directly support Reddit. Do Acetaminophen and phenylephrine hci and dextromethorphan hbr react with escitalopram? The Acetaminophen is fine with Escitalopram (Lexapro) Phenylephrine is safe to take with Lexapro, however. If you are not sure what the difference is between a nephrologist and urologist, you are not alone Many people are unsure of the difference. How to use Dextromethorphan Hbr Syrup. Take this medication by mouth, usually every 4 to 12 hours as needed or as directed by your doctor. If stomach upset occurs, take with food or milk. Dextromethorphan is contraindicated in the treatment of chronic cough, especially when associated with excessive bronchial secretion. This includes cough related to asthma, tobacco smoking, and emphysema. NUEDEXTA (dextromethorphan hydrobromide and quinidine sulfate) Capsules. DESCRIPTION. NUEDEXTA is an oral formulation of dextromethorphan hydrobromide USP and quinidine sulfate USP in a fixed dose combination. Does Dextromethorphan Hbr Syrup Interact with other Medications? Severe Interactions. These medications are not usually taken together. Consult your healthcare professional (e.g., doctor or. Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger cough reflex. Dextromethorphan is used to treat a cough.