Improved erections at end-point were reported by 69% of men compared with 42% of men with on-demand tadalafil.
A previous meta-analysis has confirmed that treatment of hypogonadal patients with testosterone improves erections compared to placebo (Jain et al 2000).
In the study by Gopalakrishnan et al, [ 4] 77% reported improved erections and 74% (24 patients) felt they would use the medication in future compared with 26% of the placebo group.
Nevertheless, the efficacy of tadalafil was demonstrated in patients of all ages across disease severities and etiologies with a broad range of outcomes, including improved erections, hardness, ability to penetrate the partner's vagina, maintenance of erection, intercourse satisfaction, and overall satisfaction.
86 In two other multicenter, placebo-controlled studies, 87, 88 treatment with vardenafil (10 mg and 20 mg), or tadalafil (10 mg and 20 mg), improved erections in 57% and 72%, and 56%and64%4% of patients, respectively, as compared with improvements in 13% and 25% among those in the placebo arms.
In response to the global efficacy question, 60% of the patients answered that Korean red ginseng improved erection, which is in agreement with the 72% (26 out of 36) patients global response observed in our study.
In a recent study of men with E.D., or at risk for developing it, researchers in Italy found that the men could improve their erections by losing weight, improving their diet and exercising more frequently.
Optimisation is used to resolve constraints and this can also be used to improve the erection process.
Efficacy was assessed by using the self-administered International Index of Erectile Function (IIEF), a 15-question validated measure of ED, and a global efficacy question (Did the treatment improve your erection?).
Improved erections (measured by the Global Assessment Question: "Has the treatment you have taken over the past 4 weeks improved your erections?") were reported by 80% of patients receiving vardenafil versus 40% of those on placebo.
