PrescriptionGiant is a FREE prescription savings program that can save you up to 75% on your prescriptions with or without insurance!

Beta-2 (Generic Isoetharine Oral Inhalation)

Actual product appearance may differ slightly.

Click the CARD below to print or take a screenshot on your mobile phone or tablet. There is no need to download another app!

If you would like to personalize your card enter your full name in the member name field below the card at this link and click the Update button.

Why is this medication prescribed?

Beta-2, also known as generic isoetharine oral inhalation, is a medication primarily prescribed for the treatment of bronchospasm in conditions like asthma and chronic obstructive pulmonary disease (COPD). Bronchospasm is characterized by the sudden constriction of the muscles in the airways, leading to difficulty breathing, wheezing, and coughing. Beta-2 agonists like isoetharine work by relaxing these muscles, thereby opening up the airways and making breathing easier.

How should this medicine be used?

Here’s how Beta-2 should typically be used:

  • Follow the Prescribed Dosage: Use Beta-2 exactly as prescribed by your healthcare provider. Do not increase or decrease the dosage without consulting your doctor.
  • Inhalation Technique: Beta-2 is typically administered through an inhaler device. Shake the inhaler well before each use to ensure proper mixing of the medication.
  • Prime the Inhaler: If you are using the inhaler for the first time or if you haven’t used it for a while, you may need to prime it. Follow the instructions provided with the inhaler on how to prime it properly.
  • Breathe Out: Before using the inhaler, breathe out fully to empty your lungs.
  • Administer the Medication: Place the mouthpiece of the inhaler between your lips and form a tight seal around it. As you start to breathe in slowly and deeply through your mouth, press down on the inhaler to release the medication into your lungs. Continue to inhale deeply to ensure the medication reaches deep into your airways.
  • Hold Breath: After inhaling the medication, hold your breath for about 10 seconds to allow the medication to be absorbed into your lungs.
  • Exhale Slowly: Breathe out slowly and steadily.
  • Wait Before Next Dose: If you need to take more than one puff, wait for at least 1-2 minutes before taking the next puff. Follow the instructions provided by your doctor regarding the number of puffs you should take.
  • Clean the Inhaler: After each use, wipe the mouthpiece of the inhaler with a clean, dry tissue to keep it clean.
  • Keep Track of Usage: Keep track of how often you use Beta-2. If you find yourself needing to use it more frequently than usual, or if it doesn’t seem to be as effective as before, contact your healthcare provider.

Remember, Beta-2 is meant to provide relief from acute bronchospasm and should not be used as a maintenance medication for long-term control of asthma or COPD. If you require long-term control, your doctor may prescribe other medications for you. Always consult your healthcare provider for proper usage instructions and any concerns regarding your medication.

Other uses for this medicine

Besremi (ropeginterferon alfa-2b-njft) is primarily indicated for the treatment of anemia due to myelodysplastic syndromes (MDS) in adults. Its use for other conditions is not established and should only be prescribed by healthcare professionals based on careful evaluation of individual patient needs and risks.

What special precautions should I follow?

As for special precautions to follow when using Beta-2:

  • Allergies: Inform your healthcare provider if you have any allergies to isoetharine or other medications.
  • Medical History: Provide your doctor with a complete medical history, including any heart conditions, high blood pressure, diabetes, or thyroid disorders.
  • Pregnancy and Breastfeeding: If you are pregnant or breastfeeding, discuss the risks and benefits of using Beta-2 with your doctor. The safety of Beta-2 during pregnancy and breastfeeding is not well-established, and your doctor will weigh the potential risks to the fetus or infant.
  • Interactions: Inform your doctor about all the medications, supplements, and herbal products you are taking, as Beta-2 may interact with certain medications, including beta-blockers and monoamine oxidase inhibitors (MAOIs).
  • Avoid Overuse: Do not exceed the prescribed dose of Beta-2, as overuse may lead to adverse effects such as increased heart rate, tremors, and electrolyte imbalances.
  • Regular Monitoring: Your doctor may recommend periodic monitoring of your lung function, heart rate, and blood pressure while you are using Beta-2 to ensure its safety and effectiveness.
  • Emergency Situations: Always have a rescue inhaler or other fast-acting bronchodilator on hand for sudden episodes of bronchospasm.

By following these precautions and using Beta-2 as directed by your healthcare provider, you can help ensure its safe and effective use for your condition.

What special dietary instructions should I follow?

As for special dietary instructions, there are typically no specific dietary restrictions associated with the use of Beta-2. However, it’s always a good idea to maintain a healthy and balanced diet as recommended by your healthcare provider.

What should I do if I forget a dose?

If you forget to take a dose of Beta-2, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. If you have any concerns or questions about missed doses, consult your healthcare provider or pharmacist for guidance.

What side effects can this medication cause?

Beta-2 (isoetharine) may cause side effects in some individuals. These side effects can vary in severity and may include:

  • Tremors: Shaking or trembling of the hands or other parts of the body.
  • Nervousness: Feeling jittery, anxious, or restless.
  • Headache: Mild to moderate headaches may occur.
  • Increased Heart Rate: Beta-2 agonists can sometimes cause tachycardia, or a rapid heart rate.
  • Palpitations: Sensations of irregular or pounding heartbeat.
  • Muscle Cramps: Painful contractions of muscles, particularly in the arms and legs.
  • Nausea: Feeling of queasiness or discomfort in the stomach.
  • Dizziness: Feeling lightheaded or dizzy.
  • Insomnia: Difficulty falling asleep or staying asleep.
  • Dry Mouth or Throat: Some individuals may experience dryness in the mouth or throat.
  • Coughing: Beta-2 agonists may sometimes cause or worsen coughing.
  • Bronchospasm: Although rare, paradoxical bronchospasm (a sudden constriction of the airways) can occur, which may worsen breathing difficulties.
  • Hypokalemia: In some cases, Beta-2 agonists can lower potassium levels in the blood, leading to symptoms such as muscle weakness, fatigue, and irregular heartbeat.
  • Allergic Reactions: Severe allergic reactions to Beta-2, though rare, can occur. Seek immediate medical attention if you experience symptoms such as rash, itching, swelling (especially of the face, tongue, or throat), severe dizziness, or trouble breathing.

It’s important to note that not everyone will experience these side effects, and some individuals may experience side effects not listed here. If you experience any persistent or bothersome side effects while using Beta-2, contact your healthcare provider for further evaluation and guidance. Additionally, if you experience any severe or life-threatening side effects, seek immediate medical attention.

What should I know about storage and disposal of this medication?

When it comes to the storage and disposal of Beta-2 (isoetharine), here’s what you should know:


  • Keep Beta-2 inhaler and any other forms of the medication at room temperature away from moisture, heat, and light.
  • Avoid storing Beta-2 inhaler in the bathroom or near the kitchen sink where it can be exposed to moisture.
  • Keep the inhaler tightly closed when not in use to prevent contamination or damage.
  • Keep Beta-2 inhaler out of reach of children and pets.
  • Do not puncture or incinerate the inhaler, even if it is empty.


  • Dispose of expired or unused Beta-2 inhalers according to local regulations or guidelines provided by your healthcare provider or pharmacist.
  • Do not flush Beta-2 inhalers down the toilet or pour them into a drain unless instructed to do so.
  • If you are unsure about how to properly dispose of Beta-2 inhalers, consult your healthcare provider or pharmacist for guidance.

In case of emergency/overdose

  • Seek Immediate Medical Attention: If you or someone else has taken too much Beta-2 or is experiencing severe symptoms such as rapid heart rate, chest pain, severe tremors, confusion, seizures, or loss of consciousness, call emergency services or go to the nearest emergency room immediately.
  • Poison Control: Contact your local poison control center or call the Poison Help line at 1-800-222-1222 for guidance on what to do next.
  • Do Not Attempt to Self-Treat: Avoid attempting to treat symptoms of overdose on your own. Follow the advice and instructions provided by medical professionals.

What other information should I know?

  • Follow Instructions: Use Beta-2 exactly as prescribed by your healthcare provider. Do not increase or decrease the dosage without consulting your doctor.
  • Keep a Rescue Inhaler: Always have a rescue inhaler or other fast-acting bronchodilator on hand for sudden episodes of bronchospasm.
  • Regular Follow-ups: Attend regular follow-up appointments with your healthcare provider to monitor your response to Beta-2 and adjust treatment as necessary.
  • Avoid Triggers: Try to avoid known triggers for bronchospasm, such as cigarette smoke, allergens, and cold air, to help reduce the frequency and severity of asthma or COPD symptoms.
  • Educate Others: Make sure family members, caregivers, or others close to you are aware of how to use Beta-2 in case of an emergency.

By following these guidelines and being informed about the proper storage, disposal, and actions to take in case of emergency or overdose, you can use Beta-2 safely and effectively for the treatment of bronchospasm.

Copyright © 2023