Like any medication, Cenforce 100 mg may cause side effects, although not everyone experiences them. Common side effects can include headache, facial flushing, nasal congestion, indigestion, dizziness, and blurred vision. It is advisable to consult with a doctor or pharmacist for more information on the potential side effects and any precautions or contraindications associated with Cenforce 100 mg, especially if you have any pre-existing medical conditions or are taking other medications.