Those with low blood pressure (hypotension), high blood pressure (hypertension), or a history of kidney or liver diseases should also consult a doctor before use. Fildena Professional can interact with certain medications, particularly nitrates or alpha-blockers, which are used to treat chest pain and high blood pressure, respectively. Additionally, patients with eye disorders, such as retinitis pigmentosa, should avoid using this medication due to the potential for vision-related side effects. Always consult a healthcare provider before using this medication to assess individual risk factors.