Skip to main content

Drug Interaction Report

18 potential interactions and/or warnings found for the following 6 drugs:

Filter by interaction and/or warning

Interactions between your drugs

Moderate

amantadine levodopa

Applies to: amantadine, Rytary (carbidopa / levodopa), Stalevo (carbidopa / entacapone / levodopa)

Consumer information for this interaction is not currently available.

ADJUST DOSE: When used as an adjunct to levodopa-based therapy in the management of Parkinson's disease, amantadine may increase the risk of levodopa-related adverse events such as confusion, hallucinations, nightmares, and gastrointestinal disturbances. Psychotic reactions have been observed in patients receiving amantadine and levodopa. The mechanism of this interaction has not been established but may be related to a synergistic effect between amantadine and levodopa. Nevertheless, the combination has been used therapeutically for the management of dyskinesia in people with Parkinson's disease.

MANAGEMENT: Close monitoring is recommended whenever amantadine is added to levodopa-based therapy. An adjustment of the dose of levodopa may be needed.

Moderate

levodopa entacapone

Applies to: Rytary (carbidopa / levodopa), Stalevo (carbidopa / entacapone / levodopa), Stalevo (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.

Switch to professional interaction data

Moderate

aspirin escitalopram

Applies to: Excedrin (acetaminophen / aspirin / caffeine), escitalopram

Using escitalopram together with aspirin may increase the risk of bleeding. The interaction may be more likely if you are elderly or have kidney or liver disease. 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 experience any unusual bleeding or bruising, or have other signs and symptoms of bleeding such as dizziness; lightheadedness; red or black, tarry stools; coughing up or vomiting fresh or dried blood that looks like coffee grounds; severe headache; and weakness. 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.

Switch to professional interaction data

Moderate

levodopa escitalopram

Applies to: Rytary (carbidopa / levodopa), Stalevo (carbidopa / entacapone / levodopa), escitalopram

Using levodopa together with escitalopram 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.

Switch to professional interaction data

Moderate

omeprazole escitalopram

Applies to: omeprazole, escitalopram

Omeprazole may increase the blood levels and effects of escitalopram. You may have an increased risk of developing side effects, including irregular heart rhythm and a rare but serious condition called the serotonin syndrome, which may include symptoms such as confusion, hallucination, seizure, extreme changes in blood pressure, increased heart rate, fever, excessive sweating, shivering or shaking, blurred vision, muscle spasm or stiffness, tremor, incoordination, stomach cramp, nausea, vomiting, and diarrhea. You should contact your doctor immediately if you experience these symptoms while taking the medications. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring 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.

Switch to professional interaction data

Moderate

entacapone escitalopram

Applies to: Stalevo (carbidopa / entacapone / levodopa), escitalopram

Using entacapone together with escitalopram 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.

Switch to professional interaction data

Minor

aspirin omeprazole

Applies to: Excedrin (acetaminophen / aspirin / caffeine), omeprazole

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

Minor

aspirin caffeine

Applies to: Excedrin (acetaminophen / aspirin / caffeine), Excedrin (acetaminophen / aspirin / caffeine)

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

No other interactions were found between your selected drugs. However, this does not necessarily mean no other interactions exist. Always consult your healthcare provider.

Drug and food interactions

Major

acetaminophen food

Applies to: Excedrin (acetaminophen / aspirin / caffeine)

Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual bleeding or bruising, skin rash or itching, loss of appetite, nausea, vomiting, or yellowing of the skin or the whites of your eyes. If your doctor does prescribe these medications together, you may need a dose adjustment or special tests to safely take 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.

Switch to professional interaction data

Moderate

levodopa food

Applies to: Rytary (carbidopa / levodopa), Stalevo (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.

Switch to professional interaction data

Moderate

entacapone food

Applies to: Stalevo (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.

Switch to professional interaction data

Moderate

escitalopram food

Applies to: escitalopram

Alcohol can increase the nervous system side effects of escitalopram 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 escitalopram. Do not use more than the recommended dose of escitalopram, 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.

Switch to professional interaction data

Moderate

aspirin food

Applies to: Excedrin (acetaminophen / aspirin / caffeine)

Ask your doctor before using aspirin together with ethanol. Do not drink alcohol while taking aspirin. Alcohol can increase your risk of stomach bleeding caused by aspirin. Call your doctor at once if you have symptoms of bleeding in your stomach or intestines. This includes black, bloody, or tarry stools, or coughing up blood or vomit that looks like coffee grounds. 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.

Switch to professional interaction data

Moderate

levodopa food

Applies to: Rytary (carbidopa / levodopa), Stalevo (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.

Switch to professional interaction data

Minor

caffeine food

Applies to: Excedrin (acetaminophen / aspirin / caffeine)

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

Minor

aspirin food

Applies to: Excedrin (acetaminophen / aspirin / caffeine)

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

Therapeutic duplication warnings

Therapeutic duplication is the use of more than one medicine from the same drug category or therapeutic class to treat the same condition. This can be intentional in cases where drugs with similar actions are used together for demonstrated therapeutic benefit. It can also be unintentional in cases where a patient has been treated by more than one doctor, or had prescriptions filled at more than one pharmacy, and can have potentially adverse consequences.

Duplication

Central Nervous System (CNS) Drugs

Therapeutic duplication

The recommended maximum number of medicines in the 'Central Nervous System (CNS) Drugs' category to be taken concurrently is usually three. Your list includes five medicines belonging to the 'Central Nervous System (CNS) Drugs' category:

  • amantadine
  • escitalopram
  • Excedrin (acetaminophen / aspirin / caffeine)
  • Rytary (carbidopa / levodopa)
  • Stalevo (carbidopa / entacapone / levodopa)

Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.

Duplication

Dopaminergic agents for parkinsonism

Therapeutic duplication

The recommended maximum number of medicines in the 'dopaminergic agents for parkinsonism' category to be taken concurrently is usually one. Your list includes three medicines belonging to the 'dopaminergic agents for parkinsonism' category:

  • amantadine
  • Rytary (carbidopa / levodopa)
  • Stalevo (carbidopa / entacapone / levodopa)

Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.


Report options

Loading...
QR code containing a link to this page

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.

Learn more

Further information

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