Which of the following is a common side effect of taking Gabapentin (Neurontin)?

Drowsiness is a well-documented side effect of Gabapentin (Neurontin). This medication is often prescribed for conditions such as neuropathic pain, epilepsy, and restless legs syndrome, and it works by affecting certain neurotransmitters in the brain. One of the common impacts of Gabapentin is sedation, which can result in a feeling of drowsiness or fatigue.

Patients taking Gabapentin are often warned about this side effect, and it is crucial for those who operate machinery or drive to be aware of how the medication affects their alertness. Monitoring for drowsiness is also essential, especially when the dose is first initiated or when it is increased.

The other options listed, such as increased heart rate, nausea, and high blood pressure, may occur with various medications but are not primary or common side effects associated with Gabapentin. Therefore, when considering the specific side effects related to Gabapentin, drowsiness stands out as the most relevant and frequently reported issue.