About levodopa + carbidopa
Dopamine precursor with decarboxylase inhibitor
Used for
- Parkinson’s disease symptoms, including stiffness, slowness, and tremor
Usual adult dose
Usually one tablet three or four times daily initially; doses are adjusted gradually by a prescriber.
Common side effects
- Nausea or loss of appetite
- Dizziness, low blood pressure, or fainting
- Involuntary movements
- Confusion, hallucinations, or sleepiness
Important warnings
- Do not stop suddenly; abrupt withdrawal can cause a serious reaction.
- May cause sudden sleepiness or impaired alertness.
- Can worsen involuntary movements or cause hallucinations.
- May darken urine, sweat, or saliva; this is usually harmless.
Pregnancy
Use during pregnancy only when clearly needed; human safety information is limited.
Breastfeeding
May reduce milk production; discuss risks and benefits with a healthcare professional.
Interactions
- Nonselective MAO inhibitors can cause dangerous high blood pressure; avoid concurrent use.
- Iron supplements can reduce absorption; separate doses if advised.
- Antipsychotics and some nausea medicines may reduce its effects.
- 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 It may be incomplete or out of date.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.