Robitussin is also an over-the-counter cough suppressant. The active ingredient of Robitussin is also dextromethorphan. Robitussin Hour Cough Relief comes in three and five ounces in orange and grape flavors and can be used by children 4 years of age and older.
Delsym and Robitussin are indicated in the temporary relief of cough. They are especially useful in non-productive coughs such as the common cold and bronchitis. Dextromethorphan, the active ingredient in the brand name products Delsym and Robitussin, is used off-label to treat painful diabetic neuropathy. Off-label is a term that refers to using a drug for a purpose not officially approved by the Food and Drug Administration FDA. NMDA receptors play an important role in pain perception, especially long-term, throbbing pain.
By blocking these receptors, dextromethorphan is thought to help improve pain control. By the same mechanism, dextromethorphan may increase opioid effects on pain relief.
Given that Delsym and Robitussin are both the same concentration of dextromethorphan polistirex, their efficacy is best understood as compared to other cough suppressants. In a clinical study comparing dextromethorphan to codeine, dextromethorphan produced a clinically similar level of cough suppression.
In this study, patients reported a greater decrease in cough intensity with dextromethorphan as compared to codeine. Given that dextromethorphan is not an opiate, and is available without a prescription, products containing dextromethorphan are generally considered a first-line treatment. The Journal of Family Practice published findings that dextromethorphan produces superior cough relief as compared to other remedies, including antihistamines, decongestants, and expectorants.
Expectorants may be indicated in patients with a wet, productive cough to assist in being able to clear the mucus from the airway. Dextromethorphan-containing products, such as Delsym and Robitussin, are widely regarded as a first choice in cough suppression. If your cough is long-lasting or not relieved by over-the-counter cough medicines, you should seek medical attention, as it could be a sign that there is a more severe process occurring.
Delsym and Robitussin are available without a prescription, and therefore are typically not covered by commercial insurance or Medicare programs. Delsym and Robitussin have a similar side effect profile due to the fact that they are each long-acting formulations of dextromethorphan. Side effects and adverse events are generally limited and very mild. They may include dizziness, fatigue, and drowsiness.
Patients who are allergic to dextromethorphan or any other ingredient in the suspensions could experience rash, or in extreme cases, an anaphylactic allergic reaction. There have been reports of abuse of dextromethorphan containing cold products, especially in combination with opioid products.
This is thought to be due to its potential to increase the tolerance threshold of opioids. At higher than recommended doses, dextromethorphan can produce serotonergic side effects similar to serotonin syndrome, a condition in which the body has too much free serotonin.
Symptoms of this condition include confusion, excitement, restlessness, irritability, nausea, and vomiting. Delsym and Robitussin should only be used according to the directions on the package labeling and at the advice of your healthcare provider.
Delsym and Robitussin have the same profile of drug interactions given their same active ingredient. These drugs should be avoided when possible in patients taking monoamine oxidase inhibitors MAOIs. MAOIs such as selegiline and linezolid may increase the likelihood of serotonin syndrome when used with drugs that have serotonergic activity, such as dextromethorphan products. If you have liver or kidney disease, talk to your doctor before taking acetaminophen. Do not take more than the recommended dose, as this may be harmful, including serious harm to your liver.
The severe, multi-symptom relief you need to help you rest now with the taste of real honey and vanilla you love. Our formula controls and relieves your frequent cough, plus thins mucus to relieve chest congestion. The real honey you want, with the powerful relief of Robitussin for your cough and chest congestion. All rights reserved.
Trade marks are owned by or licensed to the GSK group of companies. The content of this site is intended for US audiences only. OK Cancel. Get Coupon. Robitussin DM comes in a liquid form that you take by mouth. Dextromethorphan is an antitussive drug used to help relieve constant coughing. It helps stop your cough by decreasing activity in your brain that triggers your impulse to cough. Guaifenesin belongs to a class of drugs called expectorants. These drugs help loosen up and thin phlegm mucus in your throat and lungs so that your coughs are more productive.
A productive cough will help bring up mucus that is causing chest congestion. This clears your airways, making it easier for you to breathe. Each active ingredient in Robitussin DM causes different side effects. These side effects can be more mild. However, some can be serious. Side effects are usually not too common when you use Robitussin DM as recommended, but nausea is more common than the others. Taking Robitussin DM with food or milk may help ease nausea, vomiting, and upset stomach.
If you have side effects and they become bothersome, stop taking Robitussin DM and ask your doctor or pharmacist to recommend another product. These side effects are usually rare. Only mild side effects are associated with guaifenesin. There are no serious side effects associated with it. A rash may be a serious side effect of dextromethorphan. It can indicate an allergic reaction. If you develop a rash while taking Robitussin DM, stop taking the medication and contact your doctor immediately.
The active ingredients in Robitussin DM can interact with other drugs, vitamins, or herbs you may be taking. Drugs that can interact with dextromethorphan and guaifenesin include drugs from the monoamine oxidase inhibitor MAOI class. They include:. Dextromethorphan overdose can cause:.
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