About levodopa + carbidopa monohydrate
Dopamine replacement combination
Used for
- Treatment of advanced Parkinson’s disease with severe movement fluctuations when oral treatment is inadequate.
Usual adult dose
Individualized continuous intestinal infusion, adjusted by a specialist; dosing depends on previous levodopa treatment.
Common side effects
- Nausea, constipation, dizziness, and involuntary movements.
- Confusion, hallucinations, or sleepiness.
- Tube-related pain, infection, blockage, or displacement.
Important warnings
- Requires placement and care of an intestinal delivery tube.
- Sudden dose interruption may cause severe rigidity, fever, or confusion.
- May cause low blood pressure, sleep attacks, or impulse-control problems.
- Use caution with glaucoma, heart disease, or a history of stomach ulcers.
Pregnancy
Pregnancy safety is not well established; use only when clearly necessary under specialist guidance.
Breastfeeding
May reduce milk production; breastfeeding safety is uncertain, so specialist guidance is needed.
Interactions
- Nonselective monoamine oxidase inhibitors can cause dangerous blood-pressure changes.
- Iron supplements may reduce levodopa absorption.
- Dopamine-blocking medicines, including some antipsychotics, may reduce its effect.
- Blood-pressure medicines may increase dizziness or fainting.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.