Sildalist 140 is a unique combination of the two most generic and effective active ingredients, sildenafil citrate and tadalafil, which help against erectile dysfunction. Both are part of a PDE-5 inhibitor medication, which works to increase blood flow to the p*nis area. Sildalist 120 and Sildalist 120mg. Sildenafil citrate helps to increase blood flow to the genitals as well as some s*xual stimulation, while tadalafil helps to enhance the performance of the first ingredient. Thus, the unique Silditop Soft of two similar active ingredients leads the individual to have a full erection. The medication works effectively within 15-20 minutes after taking it, but it can also be taken before 4 hours after s*xual intercourse. Silditop 100 is important to note that this medication only works with s*xual stimulation. Also note that this medication does not protect a person against s*xually transmitted diseases. Silditop 50 is the combination of the two most effective substances, sildenafil citrate and tadalafil, and it helps a person achieve and maintain an erection after 15 to 20 minutes of taking it. Aurogra 100 is one of the most generic drugs available on the market to treat erectile dysfunction.