The most effective generic medication for treating male erection problems, often known as erectile dysfunction, is Fildena 100mg (ED). Purple pill 100 is another name for Fildena 100mg. By relaxing blood vessel muscles and boosting blood flow to the genital areas, erectile dysfunction can be treated. The medication contains Sildenafil Citrate, a drug used to treat erectile dysfunction, in a dosage of 100 mg. The prescription medication Fildena purple tablet is produced by Fortune Health Care.