Metaproterenol
Metaproterenol Sulfate Nebulizer solution
What is this medicine?
METAPROTERENOL (met a proe TER e nole) is a bronchodilator. It helps open up the airways in your lungs to make it easier to breathe. This medicine is used to treat and to prevent bronchospasm.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of the following conditions:
diabetes
fast, irregular heartbeat
heart disease
high blood pressure
seizures
thyroid disease
an unusual or allergic reaction to metaproterenol, sulfites, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
How should I use this medicine?
This medicine is used in a nebulizer. Nebulizers make a liquid into an aerosol that you breathe in through your mouth or your mouth and nose into your lungs. You will be taught how to use your nebulizer. Follow the directions on your prescription label. Do not use more often than directed.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
What if I miss a dose?
If you miss a dose, use it as soon as you can. If it is almost time for your next dose, use only that dose. Do not use double or extra doses.
What may interact with this medicine?
Do not take this medicine with any of the following medications:
MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
procarbazine
This medicine may also interact with the following medications:
medicines for asthma or other breathing problems
medicines for colds
medicines for depression like amitriptyline, desipramine
medicines for irregular heart rate
medicines for heart disease or blood pressure
pimozide
sertindole
stimulants
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?
Tell your doctor or health care professional if your symptoms do not start to get better or if they get worse. Do not use extra medicine.
Do not treat yourself for coughs, colds or allergies without first checking with your doctor. Some nonprescription medicines may contain ingredients that could be dangerous with this medicine.
If your mouth gets dry try chewing sugarless gum or sucking hard candy. Drink water as directed.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
blurred vision
breathing problems
chest pain
dizziness
fast, irregular heartbeat
fever or chills
high blood pressure
muscle cramps
unusual swelling
vomiting
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
anxious or nervous
cough
headache
increased sweating
stomach upset, nausea
throat irritation
tremor
trouble sleeping
unusual taste
unusually weak or tired
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Where should I keep my medicine?
Keep out of the reach of children.
Store at a room temperature of less than 77 degrees F (25 degrees C). Protect from light. Keep the vials in the foil pouch until ready to use. Throw away if the solution becomes pinkish, dark or contains any solids. Throw away any unused medicine after the expiration date.
Metaproterenol Sulfate Oral solution
What is this medicine?
METAPROTERENOL (met a proe TER e nole) is a bronchodilator. It helps open up the airways in your lungs to make it easier to breathe. This medicine is used to treat and to prevent bronchospasm.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of the following conditions:
diabetes
fast, irregular heartbeat
heart disease
high blood pressure
seizures
thyroid disease
an unusual or allergic reaction to metaproterenol, sulfites, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
How should I use this medicine?
Take this medicine by mouth. Follow the directions on your prescription label. Use a specially marked spoon or container to measure your dose. Household spoons are not accurate. If this medicine upsets your stomach, take with food or milk. Do not take more often than directed.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed. This medicine has been used in children as young as 6 years of age.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
What if I miss a dose?
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, use only that dose. Do not take double or extra doses.
What may interact with this medicine?
Do not take this medicine with any of the following medications:
MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
procarbazine
This medicine may also interact with the following medications:
medicines for asthma or other breathing problems
medicines for colds
medicines for depression like amitriptyline, desipramine
medicines for irregular heart rate
medicines for heart disease or blood pressure
pimozide
sertindole
stimulants
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?
Tell your doctor or health care professional if your symptoms do not start to get better or if they get worse. Do not use extra medicine.
Do not treat yourself for coughs, colds or allergies without first checking with your doctor. Some nonprescription medicines may contain ingredients that could be dangerous with this medicine.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
blurred vision
breathing problems
chest pain
dizziness
fast, irregular heartbeat
fever or chills
high blood pressure
muscle cramps
unusual swelling
vomiting
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
anxious or nervous
diarrhea
headache
increased sweating
stomach upset, nausea
tremor
trouble sleeping
unusually weak or tired
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Where should I keep my medicine?
Keep out of the reach of children.
Store at room temperature of 59 to 86 degrees F (15 to 30 degrees C). Protect from light. Throw away any unused medicine after the expiration date.
Metaproterenol Sulfate Oral syrup
What is this medicine?
METAPROTERENOL (met a proe TER e nole) is a bronchodilator. It helps open up the airways in your lungs to make it easier to breathe. This medicine is used to treat and to prevent bronchospasm.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of the following conditions:
diabetes
fast, irregular heartbeat
heart disease
high blood pressure
seizures
thyroid disease
an unusual or allergic reaction to metaproterenol, sulfites, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
How should I use this medicine?
Take this medicine by mouth. Follow the directions on your prescription label. Use a specially marked spoon or container to measure your dose. Household spoons are not accurate. If this medicine upsets your stomach, take with food or milk. Do not take more often than directed.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed. This medicine has been used in children as young as 6 years of age.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
What if I miss a dose?
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, use only that dose. Do not take double or extra doses.
What may interact with this medicine?
Do not take this medicine with any of the following medications:
MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
procarbazine
This medicine may also interact with the following medications:
medicines for asthma or other breathing problems
medicines for colds
medicines for depression like amitriptyline, desipramine
medicines for irregular heart rate
medicines for heart disease or blood pressure
pimozide
sertindole
stimulants
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?
Tell your doctor or health care professional if your symptoms do not start to get better or if they get worse. Do not use extra medicine.
Do not treat yourself for coughs, colds or allergies without first checking with your doctor. Some nonprescription medicines may contain ingredients that could be dangerous with this medicine.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
blurred vision
breathing problems
chest pain
dizziness
fast, irregular heartbeat
fever or chills
high blood pressure
muscle cramps
unusual swelling
vomiting
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
anxious or nervous
diarrhea
headache
increased sweating
stomach upset, nausea
tremor
trouble sleeping
unusually weak or tired
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Where should I keep my medicine?
Keep out of the reach of children.
Store at room temperature of 59 to 86 degrees F (15 to 30 degrees C). Protect from light. Throw away any unused medicine after the expiration date.
Metaproterenol Sulfate Oral tablet
What is this medicine?
METAPROTERENOL (met a proe TER e nole) is a bronchodilator. It helps open up the airways in your lungs to make it easier to breathe. This medicine is used to treat and to prevent bronchospasm.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of the following conditions:
diabetes
fast, irregular heartbeat
heart disease
high blood pressure
seizures
thyroid disease
an unusual or allergic reaction to metaproterenol, sulfites, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
How should I use this medicine?
Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. If this medicine upsets your stomach, take with food or milk. Take your medicine at regular intervals. Do not take your medicine more often than directed. Do not stop taking except on your doctor's advice.
Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 6 years old for selected conditions, precautions do apply.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
What if I miss a dose?
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
What may interact with this medicine?
Do not take this medicine with any of the following medications:
MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
procarbazine
This medicine may also interact with the following medications:
medicines for asthma or other breathing problems
medicines for colds
medicines for depression like amitriptyline, desipramine
medicines for irregular heart rate
medicines for heart disease or blood pressure
pimozide
sertindole
stimulants
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?
Tell your doctor or health care professional if your symptoms do not improve. Do not take extra doses. If your asthma gets worse while you are using this medicine, call your doctor right away.
Do not treat yourself for coughs, colds or allergies without first checking with your doctor. Some nonprescription medicines may contain ingredients that could be dangerous with this medicine.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
blurred vision
breathing problems
dizziness, drowsiness
fast, irregular heart rate, chest pain
fever, chills
high blood pressure
skin rash, hives
unusual swelling
vomiting
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
anxious, nervous, tremor
diarrhea
headache
increased sweating
stomach upset, nausea
trouble sleeping
unusually weak or tired
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Where should I keep my medicine?
Keep out of the reach of children.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Protect from light. Throw away any unused medicine after the expiration date.
Metaproterenol Sulfate Pressurized inhalation, suspension
What is this medicine?
METAPROTERENOL (met a proe TER e nole) is a bronchodilator. It helps open up the airways in your lungs to make it easier to breathe. This medicine is used to treat and to prevent bronchospasm.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of the following conditions:
diabetes
fast, irregular heartbeat
heart disease
high blood pressure
seizures
thyroid disease
an unusual or allergic reaction to metaproterenol, sulfites, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
How should I use this medicine?
This medicine is for inhalation through the mouth. Follow the directions on your prescription label. Do not use more often than directed. Make sure that you are using your inhaler correctly. Ask you doctor or health care provider if you have any questions.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
What if I miss a dose?
If you miss a dose, use it as soon as you can. If it is almost time for your next dose, use only that dose. Do not use double or extra doses.
What may interact with this medicine?
Do not take this medicine with any of the following medications:
MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
procarbazine
This medicine may also interact with the following medications:
medicines for asthma or other breathing problems
medicines for colds
medicines for depression like amitriptyline, desipramine
medicines for irregular heart rate
medicines for heart disease or blood pressure
pimozide
sertindole
stimulants
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?
Tell your doctor or health care professional if your symptoms do not start to get better or if they get worse.
Do not treat yourself for coughs, colds or allergies without first checking with your doctor. Some nonprescription medicines may contain ingredients that could be dangerous with this medicine.
If your mouth gets dry try chewing sugarless gum or sucking hard candy. Drink water as directed.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
blurred vision
breathing problems
chest pain
dizziness, drowsiness
fast, irregular heartbeat
fever or chills
high blood pressure
muscle cramps
unusual swelling
vomiting
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
anxious or nervous
cough
headache
increased sweating
stomach upset, nausea
throat irritation
tremor
trouble sleeping
unusual taste
unusually weak or tired
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Where should I keep my medicine?
Keep out of the reach of children.
Store at room temperature of 59 to 77 degrees (15 to 25 degrees C). Protect from heat and humidity. The contents are under pressure and may burst when exposed to heat or flame. Throw away any unused medicine after the expiration date.
Updated:  
March 21, 2017
Sources:  
U.S. FDA-approved Package Insert