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Bricanyl (Generic Terbutaline Injection)

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Terbutaline injection is primarily used to treat serious breathing problems such as asthma and chronic obstructive pulmonary disease (COPD). However, like any medication, it comes with potential risks and side effects. Some of the risks associated with taking terbutaline injection include:

  • Cardiovascular Effects: Terbutaline can cause rapid heartbeat (tachycardia), palpitations, and increases in blood pressure. In some cases, it may lead to serious cardiovascular events such as irregular heart rhythms or chest pain.
  • Tremors: Terbutaline can cause tremors, especially in the hands. These tremors can be mild to severe and may interfere with daily activities.
  • Hyperglycemia: Terbutaline can increase blood sugar levels, which may be problematic for individuals with diabetes or those predisposed to developing diabetes.
  • Hypokalemia: This medication can cause low potassium levels in the blood, which may lead to muscle weakness, cramps, and in severe cases, heart rhythm abnormalities.
  • Nervous System Effects: Some individuals may experience nervousness, anxiety, or headaches while taking terbutaline.
  • Respiratory Effects: Paradoxical bronchospasm (worsening of breathing difficulties) can occur in rare cases after using terbutaline.
  • Allergic Reactions: Like any medication, terbutaline can cause allergic reactions in some people, ranging from mild skin rashes to severe anaphylaxis.

It’s essential to discuss the potential risks and benefits of terbutaline injection with a healthcare provider before starting this medication, especially if you have any pre-existing medical conditions or are taking other medications.

Why is this medication prescribed?

Terbutaline injection is prescribed for the treatment of severe breathing problems such as asthma and chronic obstructive pulmonary disease (COPD). It works by relaxing the muscles in the airways, making it easier to breathe.

How should this medicine be used?

Here’s how terbutaline injection should typically be used:

  • Dosage: The dosage of terbutaline injection varies depending on the severity of the condition and individual response to the medication. It is usually administered by a healthcare professional in a hospital setting.
  • Administration: Terbutaline injection is given either intravenously (into a vein) or subcutaneously (under the skin). The method of administration will be determined by a healthcare provider based on the specific situation.
  • Frequency: The frequency of terbutaline injections will also be determined by a healthcare provider. It may be given as a one-time dose for acute exacerbations of asthma or COPD, or it may be administered regularly for severe, chronic conditions.
  • Monitoring: While receiving terbutaline injection, patients should be closely monitored for any adverse effects, especially cardiovascular effects such as rapid heartbeat or changes in blood pressure.
  • Follow-up: It’s important to follow up with a healthcare provider regularly while using terbutaline injection to ensure that the medication is effective and to monitor for any potential side effects or complications.
  • Additional Instructions: Patients should also be educated on how to use other medications, such as inhalers or nebulizers, as prescribed by their healthcare provider, as these may be used in conjunction with terbutaline injection for managing respiratory symptoms.

It’s crucial to strictly adhere to the dosage and administration instructions provided by a healthcare professional to ensure the safe and effective use of terbutaline injection.

Other uses for this medicine

Other uses for terbutaline injection may include the prevention and treatment of preterm labor. In such cases, terbutaline injection is used to relax the uterine muscles and delay premature labor. However, the use of terbutaline for preterm labor is considered off-label and should only be done under close medical supervision.

What special precautions should I follow?

Special precautions should be taken when using terbutaline injection, including:

  • Medical History: Before using terbutaline injection, inform your healthcare provider about any medical conditions you have, especially heart problems, high blood pressure, diabetes, thyroid disorders, or seizures.
  • Medication Interactions: Inform your healthcare provider about all the medications you are taking, including prescription, over-the-counter, and herbal supplements, as terbutaline may interact with certain drugs.
  • Pregnancy and Breastfeeding: If you are pregnant or breastfeeding, discuss the risks and benefits of terbutaline injection with your healthcare provider before using it, as it may not be suitable for all individuals in these circumstances.
  • Monitoring: Regular monitoring of heart rate, blood pressure, and electrolyte levels may be necessary while using terbutaline injection, especially for those with pre-existing cardiovascular conditions.
  • Avoid Overuse: Do not exceed the prescribed dosage of terbutaline injection, as it can lead to serious side effects such as heart palpitations, tremors, and electrolyte imbalances.
  • Allergic Reactions: If you experience symptoms of an allergic reaction, such as rash, itching, swelling, dizziness, or difficulty breathing, seek immediate medical attention.

Always follow the instructions provided by your healthcare provider and pharmacist when using terbutaline injection, and do not hesitate to ask any questions or voice any concerns you may have about its use.

What special dietary instructions should I follow?

There are no specific dietary restrictions associated with terbutaline injection. However, maintaining a balanced diet and staying hydrated can support overall health and may complement the treatment of respiratory conditions.

What should I do if I forget a dose?

If you miss a dose of terbutaline injection, 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 double the dose to catch up. If you are unsure about what to do, consult your healthcare provider or pharmacist for guidance. It’s essential to maintain consistency in your dosing schedule to ensure optimal effectiveness of the medication.

What side effects can this medication cause?

Terbutaline injection, like any medication, can cause side effects. Common side effects may include:

  • Tachycardia (rapid heartbeat): Terbutaline can cause an increase in heart rate, which may feel like palpitations or a racing heart.
  • Tremors: Shaking or trembling, especially in the hands, is a common side effect of terbutaline.
  • Nervousness or anxiety: Some individuals may experience feelings of restlessness, nervousness, or anxiety after using terbutaline injection.
  • Headache: Headaches are a relatively common side effect of terbutaline use.
  • Muscle cramps: Terbutaline can sometimes cause muscle cramps or weakness, particularly if it leads to low potassium levels in the blood (hypokalemia).
  • Nausea or vomiting: Some people may experience gastrointestinal symptoms such as nausea or vomiting after using terbutaline injection.

Less common but potentially more serious side effects of terbutaline injection include:

  • Irregular heart rhythms: Terbutaline can sometimes cause abnormal heart rhythms, which may be serious and require medical attention.
  • Chest pain: Chest pain or discomfort is a less common but potentially serious side effect that should be evaluated promptly by a healthcare provider.
  • High blood pressure: Terbutaline can cause increases in blood pressure, particularly at higher doses or with prolonged use.
  • Hyperglycemia: Terbutaline can raise blood sugar levels, which may be of concern for individuals with diabetes or those predisposed to developing diabetes.
  • Allergic reactions: In rare cases, terbutaline injection can cause allergic reactions, which may manifest as rash, itching, swelling, dizziness, or difficulty breathing. Anaphylaxis, a severe allergic reaction, is possible but extremely rare.

It’s essential to discuss any concerns about side effects with your healthcare provider. They can provide guidance on managing side effects and help determine whether terbutaline injection is the right treatment for you. If you experience any severe or concerning side effects, seek medical attention promptly.

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

When it comes to the storage and disposal of terbutaline injection, here are some important considerations:


  • Follow Label Instructions: Always store terbutaline injection according to the instructions provided on the label or as directed by your healthcare provider or pharmacist.
  • Temperature: Store terbutaline injection at room temperature away from moisture and heat. Avoid storing it in the bathroom or other areas prone to humidity.
  • Protect from Light: Some medications can degrade when exposed to light, so it’s advisable to store terbutaline injection in its original packaging or container to protect it from light exposure.
  • Keep Out of Reach of Children: Store terbutaline injection in a secure location where children or pets cannot access it. Accidental ingestion of medication can be dangerous.


  • Follow Local Regulations: Dispose of unused or expired terbutaline injection in accordance with local regulations or guidelines for medication disposal. Some areas may have specific instructions for disposing of medications to prevent environmental contamination or misuse.
  • Don’t Flush: Do not flush terbutaline injection down the toilet unless instructed to do so by specific disposal instructions or local regulations. Flushing medications can contribute to water pollution.

In case of emergency/overdose

  • Seek Medical Attention: If you or someone else has taken too much terbutaline injection or is experiencing severe symptoms such as chest pain, irregular heartbeat, difficulty breathing, seizures, or loss of consciousness, seek emergency medical assistance immediately.
  • Contact Poison Control: If you suspect an overdose but the person is conscious and alert, you can also contact your local poison control center or national poison helpline for guidance on what to do next.

What other information should I know?

  • Regular Follow-up: It’s important to attend regular follow-up appointments with your healthcare provider while using terbutaline injection to monitor your response to treatment, adjust dosage if necessary, and address any concerns or side effects.
  • Inform Healthcare Providers: Make sure to inform all healthcare providers involved in your care, including doctors, dentists, and pharmacists, that you are using terbutaline injection. This helps prevent potential drug interactions and ensures coordinated care.
  • Medication Education: Educate yourself about terbutaline injection, including its uses, potential side effects, and proper administration techniques. Ask your healthcare provider or pharmacist if you have any questions or concerns about the medication.

By following these guidelines for storage, disposal, and emergency management, you can help ensure the safe and effective use of terbutaline injection.

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