Fildena 200 , a higher dosage of sildenafil, may come with potential side effects. Common side effects can include headaches, dizziness, nasal congestion, flushing, and digestive discomfort. Some individuals may experience blurred vision or sensitivity to light. In rare cases, more severe side effects such as prolonged erections (priapism) or sudden vision or hearing loss can occur. It's crucial to consult a healthcare professional before using this higher dosage to ensure it's suitable for your health condition and to discuss any potential risks or interactions. Adhering to medical guidance helps minimise the risk of adverse effects.