close What To Expect. Seeking addiction treatment can feel overwhelming. We know the struggle, which is why we're uniquely qualified to help. Your call is confidential, and there's no pressure to commit to treatment until you're ready. It is used to relieve coughing. What do I need to tell my doctor BEFORE I take Vicks Formula 44? If you have an allergy to dextromethorphan or any other part of Vicks Formula 44 (dextromethorphan liquid and syrup). Codeine with guaifenesin or codeine guaifenesin cough syrup is a commonly prescribed medication. Easy-to-read patient leaflet for Hycodan. Includes indications, proper use, special instructions, precautions, and possible side effects. Oxycodone and hydrocodone are prescription pain medications. Both can treat short-term pain caused by an injury or surgery. They may also be used to treat pain that is chronic, or long-term. Pentoxyverine or carbetapentane is an antitussive (cough suppressant) commonly used for cough associated with illnesses like common cold. It is sold over-the-counter in the United States as Solotuss, or in combination with other medications, especially decongestants. How to use Dextromethorphan Cough 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. Hydrocodone combination products come as a tablet, a capsule, a syrup, a solution (clear liquid), an extended-release (long-acting) capsule, and an extended-release (long-acting) suspension (liquid) to take by mouth. How to use EXTRA ACTION Cough. Take this medication by mouth with or without food, as directed by your doctor. If you are self-treating, follow all directions on the product package. Dextromethorphan (DXM or DM) is a medication most often used as a cough suppressant in over-the-counter cold and cough medicines. It is sold in syrup, tablet, spray, and lozenge forms.