There are two major uses for Toptada 20 mg pills. The most popular is for males to address erectile dysfunction. If you're sexually stimulated, the medicine can only help you get an erection. Flushing, headache, blurred vision, muscle discomfort, stomach trouble, and rash are the most common side effects of these medications. This medicine isn't made for women, and males should avoid using other medicines to treat impotence without consulting a doctor.