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carbidopa - oral, Lodosyn (cont.)

HOW TO USE: Take this medication by mouth with food along with your levodopa or levodopa/carbidopa doses, exactly as directed by your doctor. If you are taking carbidopa for the first time, wait at least 12 hours after your last levodopa dose before starting this medication. Your doctor will usually reduce your levodopa dose when starting carbidopa to prevent side effects from too much dopamine. Be sure to follow your doctor's instructions closely.Avoid high-protein diets because they may prevent absorption of this medication. Separate your dose of this medication as many hours as possible from any iron supplements or products containing iron (e.g., multivitamins with minerals) you may take. Iron can reduce the amount of carbidopa and levodopa available to the body.Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day. Dosage is based on your medical condition and response to therapy. Consult your doctor or pharmacist regarding your dosing schedule.Do not stop taking this medication without consulting your doctor. Some conditions may become worse when the drug is quickly reduced or suddenly stopped. Your dose may need to be gradually reduced. (See also Side Effects section.)Inform your doctor if your condition does not improve or if it worsens.

SIDE EFFECTS: Side effects with carbidopa are rare and usually occur due to the effect of levodopa or other drugs used along with this medication. Consult the Side Effects information of the levodopa-containing product(s) as well as any other drugs you are using. If you have any questions or notice any effects, consult your doctor or pharmacist.Tell your doctor immediately if you notice worsening involuntary muscle movements/spasms, greatly increased eye blinking/twitching, or mental/mood changes (e.g., confusion, depression, hallucinations, thoughts of suicide). Your doctor may decide to lower your levodopa dose.Dizziness, nausea, and vomiting may occur. If any of these effects persist or worsen, contact your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: irregular heartbeat, fainting, unusual urges (such as increased gambling, sexual urges).Tell your doctor immediately if any of these rare but very serious side effects occur: easy bleeding/bruising, signs of infection (e.g., fever, persistent sore throat), tingling of the hands/feet, vision changes (e.g., blurred/double vision).Seek immediate medical attention if any of these rare but very serious side effects occur: chest pain, seizures, vomit that looks like coffee grounds, black/tarry stools.Abruptly stopping or reducing the dose of this medication may rarely cause a serious (sometimes fatal) condition (neuroleptic malignant syndrome). Seek immediate medical attention if any of these rare but very serious side effects occur: fast/shallow breathing, confusion, severe dizziness/fainting, high fever, muscle stiffness, unusual sweating.For males, in the very unlikely event you have a painful or prolonged erection (lasting more than 4 hours), stop using this drug and seek immediate medical attention or permanent problems could occur.A very serious allergic reaction is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Medically Reviewed by a Doctor on 4/16/2014


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