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Levodopa Dry Powder Inhaler (DPI)

Levodopa powder is a medication a person with advanced Parkinson’s disease inhales during an “off” episode. Off episodes occur when a person with Parkinson’s loses motor function between medication doses. Taking Levodopa helps them move and perform tasks during “off” time.

What is this medication?

LEVODOPA (lee voe DOE pa) treats the symptoms of Parkinson disease in people who are taking Carbidopa; Levodopa. It works by increasing the amount of dopamine in your brain, a substance which helps manage body movements and coordination. This reduces the symptoms of Parkinson, such as body stiffness and tremors.

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This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): INBRIJA

What should I tell my care team before I take this medication?

They need to know if you have any of these conditions:

  • Glaucoma
  • Have trouble controlling your muscles
  • Low blood pressure
  • Lung disease
  • Mental health conditions
  • Narcolepsy
  • Urges to engage in impulsive behaviors in ways that are unusual for you
  • An unusual or allergic reaction to levodopa, other medications, foods, dyes, or preservatives
  • Pregnant or trying to get pregnant
  • Breast-feeding

How should I use this medication?

This medication is inhaled through the mouth using a special inhaler. Do NOT swallow the capsules. Take it as directed on the prescription label. Do not use it more often than directed.

Talk to your care team about the use of this medication in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

This does not apply. This mediciation is not for regular use.

What may interact with this medication?

Do not take this medication with any of the following:

  • MAOIs, such as Marplan, Nardil, and Parnate

This medication may also interact with the following:

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  • Droperidol
  • Haloperidol
  • Iron salts or multivitamins with iron salts
  • Isoniazid
  • Metoclopramide
  • Phenothiazines, such as chlorpromazine, prochlorperazine, thioridazine
  • Rasagiline
  • Risperidone
  • Safinamide
  • Selegiline

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medication?

Visit your care team for regular checks on your progress. Tell your care team if your symptoms do not start to get better or if they get worse. Do not stop taking except on your care team's advice. You may develop a severe reaction. Your care team will tell you how much medication to take.

This medication may affect your coordination, reaction time, or judgement. Do not drive or operate machinery until you know how this medication affects you. Sit up or stand slowly to reduce the risk of dizzy or fainting spells. Drinking alcohol with this medication can increase the risk of these side effects.

When taking this medication, you may fall asleep without notice. You may be doing activities like driving a car, talking, or eating. You may not feel drowsy before it happens. Contact your care team right away if this happens to you.

There have been reports of increased sexual urges or other strong urges such as gambling while taking this medication. If you experience any of these while taking this medication, you should report this to your care team as soon as possible.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
  • Falling asleep during daily activities
  • Low blood pressure—dizziness, feeling faint or lightheaded, blurry vision
  • Mood and behavior changes—anxiety, nervousness, irritability and restlessness, confusion, hallucinations, feeling distrust or suspicion of others
  • New or worsening uncontrolled and repetitive movements of the face, mouth, or upper body
  • Sudden eye pain or change in vision such as blurry vision, seeing halos around lights, vision loss
  • Urges to engage in impulsive behaviors such as gambling, binge eating, sexual activity, or shopping in ways that are unusual for you

Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):

  • Cough
  • Dark red or black saliva, sweat, or urine
  • Drowsiness
  • Nausea
  • Runny or stuffy nose
  • Sore throat

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

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Where should I keep my medication?

Keep out of the reach of children and pets.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Keep capsules in the foil pack until you are ready to use. Do not store capsules inside the inhaler for a future dose. Keep the inhaler and capsules dry. Get rid of the inhaler after all capsules in the carton have been used. Use the new inhaler that comes with your prescription refill. Get rid of any unused medication after the expiration date.

To get rid of medications that are no longer needed or have expired:

  • Take the medication to a take-back program. Check with your pharmacy or law enforcement to find a location.
  • If you cannot return the medication, ask your pharmacist or care team how to get rid of this medication safely.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

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Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.

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