Final answer:
Carbidopa-levodopa is commonly prescribed for Parkinson's disease to increase dopamine levels. The client should expect their urine to be a darker color.
Step-by-step explanation:
One of the most commonly prescribed drugs for Parkinson's disease is carbidopa-levodopa, which helps increase dopamine levels in the brain. To have an understanding of the teaching, the client should be able to correctly identify the expected effects of the medication. Option A is incorrect because carbidopa-levodopa does not typically cause an increase in blood pressure. Option B is incorrect because taking the medication with a high-protein food can actually decrease its effectiveness. Option C is correct because carbidopa-levodopa can cause darkened urine due to the breakdown of the medication. Option D is incorrect because the effects of the medication can be seen within a few days, not up to a week.