Dosage of Dextromethorphan HBr in details
For adults and children over 12 years Dextromethorphan HBr prescribed on 15 mg 4 times / day, children aged 6 years - 7.5 mg 4 times / day.
What other drugs will affect Dextromethorphan HBr?
Before taking Dextromethorphan HBr, tell your doctor if you are using any of the following drugs:
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celecoxib (Celebrex);
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cinacalcet (Sensipar);
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darifenacin (Enablex);
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imatinib (Gleevec);
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quinidine (Quinaglute, Quinidex);
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ranolazine (Ranexa)
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ritonavir (Norvir);
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sibutramine (Meridia);
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terbinafine (Lamisil);
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medicines to treat high blood pressure; or
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antidepressant medications such as amitriptyline (Elavil, Etrafon), bupropion (Wellbutrin, Zyban), fluoxetine (Prozac, Sarafem), fluvoxamine (Luvox), imipramine (Janimine, Tofranil), paroxetine (Paxil), sertraline (Zoloft), and others.
This list is not complete and there may be other drugs that can interact with Dextromethorphan HBr. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor
Dextromethorphan HBr interactions
MAO inhibitors (including furazolidone, procarbazine, selegiline) when administered simultaneous with Dextromethorphan HBr may cause adrenergic crisis, collapse, coma, dizziness, agitation, increased blood pressure, hyperpyrexia, intracranial hemorrhage, lethargy, nausea, cramps, tremor. In combination with tricyclic antidepressants (amitriptyline, etc.) Dextromethorphan HBr may appeal serotonin syndrome and possible subsequent death. Amiodarone, fluoxetine, quinidine, inhibiting system cytochrome P450, may increase the drug concentration in the blood. Tobacco smoke can lead to increased secretion of glands in the background of inhibition of cough reflex. Some inhibitors of CYP450 (such as quinidine) increase and extended effects of this medicine.
References
- DailyMed. "DEXTROMETHORPHAN HYDROBROMIDE: DailyMed provides trustworthy information about marketed drugs in the United States. DailyMed is the official provider of FDA label information (package inserts).". https://dailymed.nlm.nih.gov/dailyme... (accessed September 17, 2018).
- FDA/SPL Indexing Data. "7355X3ROTS: The UNique Ingredient Identifier (UNII) is an alphanumeric substance identifier from the joint FDA/USP Substance Registration System (SRS).". https://www.fda.gov/ForIndustry/Data... (accessed September 17, 2018).
- MeSH. "Excitatory Amino Acid Antagonists". https://www.ncbi.nlm.nih.gov/mesh/68... (accessed September 17, 2018).
Reviews
The results of a survey conducted on ndrugs.com for Dextromethorphan HBr are given in detail below. The results of the survey conducted are based on the impressions and views of the website users and consumers taking Dextromethorphan HBr. We implore you to kindly base your medical condition or therapeutic choices on the result or test conducted by a physician or licensed medical practitioners.User reports
Consumer reported frequency of use
No survey data has been collected yet3 consumers reported doses
What doses of Dextromethorphan HBr drug you have used?The drug can be in various doses. Most anti-diabetic, anti-hypertensive drugs, pain killers, or antibiotics are in different low and high doses and prescribed by the doctors depending on the severity and demand of the condition suffered by the patient. In our reports, ndrugs.com website users used these doses of Dextromethorphan HBr drug in following percentages. Very few drugs come in a fixed dose or a single dose. Common conditions, like fever, have almost the same doses, e.g., [acetaminophen, 500mg] of drug used by the patient, even though it is available in various doses.
| Users | % | ||
|---|---|---|---|
| 11-50mg | 3 | 100.0% | |
Consumer reviews
There are no reviews yet. Be the first to write one! |
Information checked by Dr. Sachin Kumar, MD Pharmacology
