Metaproterenol
Conditions Treated
Metaproterenol is used to prevent and treat wheezing, shortness of breath, and troubled breathing caused by asthma, chronic bronchitis, emphysema, and other lung diseases. It relaxes and opens air passages in the lungs, making it easier to breathe.
Possible Side Effects
What Side Effects Can This Cause?
Metaproterenol may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
- tremor
- nervousness
- dizziness
- weakness
- headache
- nausea
If you experience any of the following symptoms, call your doctor immediately:
- increased difficulty breathing
- rapid or increased heart rate
- irregular heartbeat
- chest pain or discomfort
Usage Instructions
How Should This Medication Be Used
Metaproterenol comes as tablets and syrup to take by mouth and as a solution to inhale by mouth. It usually is used by oral inhalation every 4 hours to relieve symptoms or 3 to 4 times a day to prevent symptoms or by mouth three or four times a day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Use metaproterenol exactly as directed. Do not use more or less of it or use it more often than prescribed by your doctor. Metaproterenol controls symptoms of asthma and other lung diseases but does not cure them. Continue to use metaproterenol even if you feel well. Do not stop using metaproterenol without talking to your doctor.
Are There Any Special Instructions
Before using metaproterenol, tell your doctor and pharmacist if you are allergic to metaproterenol or any other drugs. tell your doctor and pharmacist what prescription medications you are taking, especially atenolol (Tenormin); carteolol (Cartrol); labetalol (Normodyne, Trandate); metoprolol (Lopressor); nadolol (Corgard); phenelzine (Nardil); propranolol (Inderal); sotalol (Betapace); theophylline (Theo-Dur); timolol (Blocadren); tranylcypromine (Parnate); other medications for asthma, heart disease, or depression. tell your doctor and pharmacist what nonprescription medications and vitamins you are taking, including ephedrine, phenylephrine, phenylpropanolamine, or pseudoephedrine. Many nonprescription products contain these drugs (e.g., diet pills and medications for colds and asthma), so check labels carefully. Do not take any of these medications without talking to your doctor (even if you never had a problem taking them before). tell your doctor if you have or have ever had irregular heartbeat, increased heart rate, glaucoma, heart disease, high blood pressure, an overactive thyroid gland, diabetes, or seizures. if you are having surgery, including dental surgery, tell the doctor or dentist that you are using metaproterenol.
Brand Names
Common Brand Names for This Medication
Overdose
What To Do In The Case of Emergency
In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.
Forgotten Doses
What Should I Do If I Forget A Dose?
Use the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not use a double dose to make up for a missed one.
Additional Information
What Are the Storage Conditions for this Medication?
Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Do not use the solution if it is pink, yellow, or darker than usual or if it has floating particles. Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.
What Other Information Should I Know?
Keep all appointments with your doctor. Do not let anyone else use your medication. Ask your pharmacist any questions you have about refilling your prescription. It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.