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Drug Interactions between Quadrapax and Stalevo 50

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Moderate

atropine levodopa

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Stalevo 50 (carbidopa / entacapone / levodopa)

Using atropine together with levodopa may decrease the effects of levodopa. Contact your doctor if your condition changes. If your doctor does prescribe these medications together, you may need a dose adjustment or special test to safely use both 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.

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Moderate

levodopa PHENobarbital

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using levodopa together with PHENobarbital may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Moderate

atropine hyoscyamine

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using atropine together with hyoscyamine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular heartbeat, confusion, and memory problems. Side effects may be more likely to occur in the elderly or those with a debilitating condition. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Moderate

levodopa hyoscyamine

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using hyoscyamine together with levodopa may decrease the effects of levodopa. Contact your doctor if your condition changes. If your doctor does prescribe these medications together, you may need a dose adjustment or special test to safely use both 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.

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Moderate

atropine scopolamine

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using atropine together with scopolamine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular heartbeat, confusion, and memory problems. Side effects may be more likely to occur in the elderly or those with a debilitating condition. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Moderate

levodopa scopolamine

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using scopolamine together with levodopa may decrease the effects of levodopa. Contact your doctor if your condition changes. If your doctor does prescribe these medications together, you may need a dose adjustment or special test to safely use both 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.

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Moderate

PHENobarbital scopolamine

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using PHENobarbital together with scopolamine may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Moderate

hyoscyamine scopolamine

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Using hyoscyamine together with scopolamine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular heartbeat, confusion, and memory problems. Side effects may be more likely to occur in the elderly or those with a debilitating condition. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Moderate

levodopa entacapone

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa) and Stalevo 50 (carbidopa / entacapone / levodopa)

The side effects of levodopa may be increased when it is used in combination with entacapone. You may need a dose adjustment if you have been taking levodopa and are starting or stopping treatment with entacapone. Contact your doctor if your condition changes or if you experience movement difficulties, increased drowsiness, dizziness, lightheadedness, flushing, and/or fainting. Avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medications affect you, and use caution when getting up from a sitting or lying position. 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.

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Moderate

PHENobarbital entacapone

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Stalevo 50 (carbidopa / entacapone / levodopa)

Using PHENobarbital together with entacapone may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Moderate

scopolamine entacapone

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine) and Stalevo 50 (carbidopa / entacapone / levodopa)

Using scopolamine together with entacapone may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery 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.

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Drug and food interactions

Major

PHENobarbital food

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Ask your doctor before using PHENobarbital together with ethanol, this can add to dizziness, drowsiness and other side effects of PHENobarbital. Be careful if you drive or do activities that require you to be awake and alert. Talk with your doctor before using any medications together, or drinking alcohol with PHENobarbital. 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.

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Moderate

levodopa food

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa)

Alcohol can increase the nervous system side effects of levodopa such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with levodopa. You may experience reduced effectiveness of levodopa in the presence of foods or enteral (tube) feedings with a high protein content. This may make the symptoms of Parkinson's disease worse. Talk with your doctor or nutrition counselor about the best foods to eat while you are taking this medication. Contact your doctor if your condition changes.

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Moderate

entacapone food

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa)

Alcohol can increase the nervous system side effects of entacapone such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with entacapone. Do not use more than the recommended dose of entacapone, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. Talk to your doctor or pharmacist if you have any questions or concerns.

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Moderate

atropine food

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Ask your doctor before using atropine together with ethanol. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking atropine. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. 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.

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Moderate

hyoscyamine food

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Ask your doctor before using hyoscyamine together with ethanol. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking hyoscyamine. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. 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.

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Moderate

scopolamine food

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Ask your doctor before using scopolamine together with ethanol. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking scopolamine. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. 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.

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Moderate

levodopa food

Applies to: Stalevo 50 (carbidopa / entacapone / levodopa)

Levodopa and multivitamin with minerals should not be taken orally at the same time. Products that contain iron may interfere with the absorption of levodopa and reduce its effectiveness. You should separate the dosing of these medications by as much as possible. Contact your doctor if your Parkinson symptoms worsen. 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.

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Minor

scopolamine food

Applies to: Quadrapax (atropine / hyoscyamine / phenobarbital / scopolamine)

Information for this minor interaction is available on the professional version.

Therapeutic duplication warnings

No warnings were found for your selected drugs.

Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.


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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.