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Can you take Austedo with Bitolterol?

1 drug interaction and 12 additional warnings found for the following 2 drugs:

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Drug interactions

Moderate drug interactions

Moderate:

bitolterol deutetrabenazine

Applies to: bitolterol and Austedo (deutetrabenazine)

Using bitolterol together with deutetrabenazine can increase the risk of an irregular heart rhythm that may be serious and potentially life-threatening, although it is a rare side effect.

You may be more susceptible if you have:

  • a heart condition called congenital long QT syndrome
  • other cardiac diseases
  • conduction abnormalities
  • electrolyte disturbances (for example, magnesium or potassium loss due to severe or prolonged diarrhea or vomiting)

The risk may exist even when bitolterol or similar medications are given by oral inhalation directly into the lungs, and more so if these products are overused. Do not exceed the dose and frequency of use recommended on the product label or prescribed by your doctor.

Talk to your doctor if you have any questions or concerns. Your doctor may already be aware of the risks, but has determined that this is the best course of treatment for you and has taken appropriate precautions and is monitoring you closely for any potential complications.

You should seek immediate medical attention if you develop sudden dizziness, lightheadedness, fainting, shortness of breath, or heart palpitations during treatment with these medications.

It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Food/lifestyle interactions

Moderate food/lifestyle interactions

Moderate:

bitolterol Caffeine

Applies to: bitolterol

Both bitolterol and caffeine can increase blood pressure and heart rate, and combining them may enhance these effects.

Talk to your doctor before using these medications, especially if you have a history of high blood pressure or heart disease. You may need a dose adjustment or more frequent monitoring by your doctor to safely use both medications.

Contact your doctor if your condition changes or you experience increased side effects.

It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Disease interactions

11 potential interactions Applies to: 11 conditions, including High Blood Pressure, Depression, Seizures, Arrhythmia, and Hypokalemia.

Arrhythmia

Major:

Austedo

The deutetrabenazine in Austedo has a major potential interaction with Arrhythmia.

The use of deutetrabenazine should be avoided in patients with congenital long QT syndrome and in patients with a history of cardiac arrhythmias.

Depression

Major:

Austedo

The deutetrabenazine in Austedo has a major potential interaction with Depression.

The use of deutetrabenazine is contraindicated in patients with Huntington's disease who are suicidal, or have untreated or uncontrolled depression. Deutetrabenazine can increase the risk of depression and suicidal thoughts and behavior in these patients. Particular caution should be exercised in treating patients with a history of depression or prior suicide attempts or ideation.

Diabetes Mellitus

Moderate:

bitolterol

Bitolterol has a moderate potential interaction with Diabetes Mellitus.

Adrenergic bronchodilators may cause increases in blood glucose concentrations. These effects are usually transient and slight, but may be significant with dosages higher than those normally recommended. Large doses of IV albuterol (not commercially available in the U.S.) and terbutaline sulfate have been reported to cause exacerbation of preexisting diabetes mellitus and ketoacidosis. Therapy with adrenergic bronchodilators should be administered cautiously in patients with diabetes mellitus. Closer monitoring of blood glucose concentrations may be appropriate. Systemic adverse effects are minimized, but not abolished, by administration of these agents via oral inhalation.

Heart Disease

Moderate:

bitolterol

Bitolterol has a moderate potential interaction with Heart Disease.

Adrenergic bronchodilators can stimulate cardiovascular beta- 1 and beta- 2 receptors, resulting in adverse effects such as tachycardia, palpitation, peripheral vasodilation, blood pressure changes, and ECG changes (e.g., flattening of the T wave; prolongation of the QT interval; ST segment depression). Direct stimulation of cardiac tissues is mediated by beta- 1 receptors and thus less likely to occur with beta-2-selective agents such as albuterol. However, beta-2-selectivity is not absolute and can be lost with larger doses. High dosages of these agents have been associated with precipitation or aggravation of angina, myocardial ischemia, and cardiac arrhythmias. Therapy with adrenergic bronchodilators should be administered cautiously in patients with sensitivity to sympathomimetic amines, hyperthyroidism, and/or underlying cardiovascular disorders such as coronary insufficiency, cardiac arrhythmias, or hypertension. The recommended dosages should not be exceeded.

High Blood Pressure

Moderate:

bitolterol

Bitolterol has a moderate potential interaction with High Blood Pressure.

Adrenergic bronchodilators can stimulate cardiovascular beta- 1 and beta- 2 receptors, resulting in adverse effects such as tachycardia, palpitation, peripheral vasodilation, blood pressure changes, and ECG changes (e.g., flattening of the T wave; prolongation of the QT interval; ST segment depression). Direct stimulation of cardiac tissues is mediated by beta- 1 receptors and thus less likely to occur with beta-2-selective agents such as albuterol. However, beta-2-selectivity is not absolute and can be lost with larger doses. High dosages of these agents have been associated with precipitation or aggravation of angina, myocardial ischemia, and cardiac arrhythmias. Therapy with adrenergic bronchodilators should be administered cautiously in patients with sensitivity to sympathomimetic amines, hyperthyroidism, and/or underlying cardiovascular disorders such as coronary insufficiency, cardiac arrhythmias, or hypertension. The recommended dosages should not be exceeded.

Hyperthyroidism

Moderate:

bitolterol

Bitolterol has a moderate potential interaction with Hyperthyroidism.

Adrenergic bronchodilators can stimulate cardiovascular beta- 1 and beta- 2 receptors, resulting in adverse effects such as tachycardia, palpitation, peripheral vasodilation, blood pressure changes, and ECG changes (e.g., flattening of the T wave; prolongation of the QT interval; ST segment depression). Direct stimulation of cardiac tissues is mediated by beta- 1 receptors and thus less likely to occur with beta-2-selective agents such as albuterol. However, beta-2-selectivity is not absolute and can be lost with larger doses. High dosages of these agents have been associated with precipitation or aggravation of angina, myocardial ischemia, and cardiac arrhythmias. Therapy with adrenergic bronchodilators should be administered cautiously in patients with sensitivity to sympathomimetic amines, hyperthyroidism, and/or underlying cardiovascular disorders such as coronary insufficiency, cardiac arrhythmias, or hypertension. The recommended dosages should not be exceeded.

Hypokalemia

Moderate:

bitolterol

Bitolterol has a moderate potential interaction with Hypokalemia.

Adrenergic bronchodilators may cause decreases in serum potassium concentrations, primarily when given by nebulization or intravenous administration. Although this effect is usually transient and does not require supplementation, clinically significant hypokalemia may occur in some patients, with the potential to induce cardiovascular adverse effects. The relevance of these observations to oral or oral aerosol/powder for inhalation therapy is unknown. Therapy with adrenergic bronchodilators should be administered cautiously in patients with or predisposed to hypokalemia.

Liver Disease

Major:

Austedo

The deutetrabenazine in Austedo has a major potential interaction with Liver Disease.

The use of deutetrabenazine is contraindicated in patients with hepatic impairment. The effect of hepatic impairment on the pharmacokinetics of deutetrabenazine and its primary metabolites has not been studied; however, in a clinical study conducted with a closely related VMAT2 inhibitor, there was a large increase in exposure to this drug and its active metabolites in patients with hepatic impairment.

Neuroleptic Malignant Syndrome

Moderate:

Austedo

The deutetrabenazine in Austedo has a moderate potential interaction with Neuroleptic Malignant Syndrome.

Neuroleptic Malignant Syndrome (NMS) has been reported in association with drugs that reduce dopaminergic transmission such as, deutetrabenazine. Deutetrabenazine should be used with caution in patients presenting similar signs and symptoms of NMS. Clinicians should be alerted to the signs and symptoms associated with NMS. Recurrence of NMS has been reported with resumption of drug therapy. If treatment with deutetrabenazine is needed after recovery from NMS, patients should be monitored for signs of recurrence.

Parkinsonism

Moderate:

Austedo

The deutetrabenazine in Austedo has a moderate potential interaction with Parkinsonism.

The use of vesicular monoamine transporter 2 (VMAT2) inhibitor, such as valbenazine and deutetrabenazine may cause parkinsonism in patients with tardive dyskinesia. These agents should be used with caution in patients with parkinson disease or those presenting with parkinson-like symptoms such as, falls, gait disturbances, tremor, drooling and hypokinesia. It is recommended to reduce the dose or to discontinue treatment in patients who develop clinically significant parkinson-like signs or symptoms while on treatment with these agents.

Seizures

Moderate:

bitolterol

Bitolterol has a moderate potential interaction with Seizures.

Adrenergic bronchodilators may cause CNS stimulation. Therapy with adrenergic bronchodilators should be administered cautiously in patients with seizure disorders. Systemic adverse effects are minimized, but not abolished, by administration of these agents via oral inhalation.

More resources

Austedo

A total of 471 drugs are known to interact with Austedo.

bitolterol

A total of 396 drugs are known to interact with bitolterol.

Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.