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Can you take Austedo with Flibanserin?

1 drug interaction and 10 additional warnings found for the following 2 drugs:

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Drug interactions

Moderate drug interactions

Moderate:

flibanserin deutetrabenazine

Applies to: flibanserin and Austedo (deutetrabenazine)

Using flibanserin together with deutetrabenazine may increase side effects such as:

  • dizziness
  • drowsiness
  • fatigue
  • difficulty concentrating

You should avoid the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery for at least 6 hours after taking flibanserin and until you know how the medications affect you.

Talk to your doctor if you have any questions or concerns. 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

Major food/lifestyle interactions

Major:

flibanserin Food/Lifestyle

Applies to: flibanserin

Do not use alcohol too close to the dosing time of flibanserin. Doing so can cause excessive drowsiness and decreases in blood pressure, which may lead to:

  • dizziness
  • lightheadedness
  • fainting
  • accidental injury

What to do: Take flibanserin at bedtime to minimize the risk of these effects. It is recommended that you stop drinking alcohol at least two hours before taking flibanserin; otherwise, you should just skip the flibanserin dose that evening. Alcohol should not be consumed until at least the morning after taking flibanserin at bedtime.

Because grapefruit juice can significantly increase the blood levels of flibanserin, you should also avoid the consumption of grapefruit and grapefruit juice during treatment.

Talk to your healthcare provider if you have any questions or concerns. 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

9 potential interactions Applies to: 8 conditions, including Depression, Arrhythmia, Hypotension, Syncope, and Liver Disease.

Alcoholism

Major:

flibanserin

Flibanserin has a major potential interaction with Alcoholism.

The use of flibanserin is contraindicated along with the ingestion of alcohol, as it increases the risk of hypotension and syncope. It is important to assess the likelihood of the patient abstaining from alcohol, taking into account the current and past drinking behavior.

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.

Hypotension

Major:

flibanserin

Flibanserin has a major potential interaction with Hypotension.

The use of flibanserin can cause hypotension and syncope. The benefits and risks of therapy should be considered in patients with preexisting conditions that predispose to hypotension. Flibanserin should be used with caution in these patients.

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.

Major:

flibanserin

Flibanserin has a major potential interaction with Liver Disease.

Flibanserin may accumulate in patients with hepatic impairment. Therapy with flibanserin is contraindicated in patients with compromised hepatic function.

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.

Syncope

Major:

flibanserin

Flibanserin has a major potential interaction with Syncope.

The use of flibanserin can cause hypotension and syncope. The benefits and risks of therapy should be considered in patients with preexisting conditions that predispose to hypotension. Flibanserin should be used with caution in these patients.

More resources

Austedo

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

flibanserin

A total of 517 drugs are known to interact with flibanserin.

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.