Vision changes are a known potential side effect of medications containing sildenafil citrate, such as Fildena 50. The mechanism behind this side effect is related to the way sildenafil affects certain enzymes in the body. Sildenafil works by inhibiting an enzyme called phosphodiesterase type 5 (PDE5), which primarily regulates blood flow in the penis. By inhibiting PDE5, sildenafil increases blood flow to the penis, which helps to achieve and maintain an erection during sexual stimulation. However, PDE5 is also present in other parts of the body, including the eyes. Inhibition of PDE5 in the eyes can lead to changes in vision or other ocular effects in some individuals. These vision changes may include: Fildena 50 mg in Color Vision: Some people may experience a temporary alteration in their perception of colors, often described as a bluish tint or increased sensitivity to light (photophobia). Blurry Vision: Sildenafil may affect the ability to focus or cause blurry vision in some individuals. Visual Disturbances: Some people may experience other visual disturbances, such as seeing flashing lights, increased brightness, or changes in visual perception. It’s important to note that vision changes associated with sildenafil are typically mild and temporary, resolving on their own within a few hours. However, if vision changes persist or are severe, it’s essential to seek medical attention promptly. Not everyone who takes sildenafil will experience vision changes, and for most people, any ocular effects are mild and transient. However, individuals with pre-existing eye conditions or a history of vision problems may be at a higher risk of experiencing vision changes with sildenafil. If you experience any vision changes or other concerning side effects while Fildena 50 or any medication containing sildenafil, it’s essential to consult with a healthcare provider for evaluation and guidance. Your doctor can provide personalized advice and may recommend adjusting your dosage or trying a different medication if needed.