Fildena 25 mg, containing sildenafil citrate, is effective for treating erectile dysfunction (ED). However, it should never be taken with other ED medications like Viagra, Cialis, or Levitra. Combining these drugs can lead to severe side effects, including a dangerous drop in blood pressure, dizziness, fainting, and irregular heartbeat. It also increases the risk of headaches, nausea, and vision disturbances without providing any added benefits. To ensure safety and effectiveness, always take Fildena as prescribed...