How Can We Help?
We know that TV is absorbed into the circulation as it appears in the urine of men who use so it is likely that all of the TV is removed from the skin by absorption into the circulation within hours. Therefore, a longer duration of application is unlikely to result in better tunical penetration. The use of iontophoresis can drive verapamil into the tunica however studies to prove that this results in deformity changes have not yet been conclusive.