Thanks for the query to ATD for an opinion,
This is erectile dysfunction and there can be various causes for the same right from psychological , emotional to organic causes or even mechanical.
Stress happens to be a major factor which causes erectile dysfunction. VigRx is a supplement drug which is being marketed for erectile dysfunction but no adequate studies have been done in this regard. So it is advisable that you may try sildenafil tab 1 hr before the intercourse for a week and see the results.
This is a potent vasodilator and can help you achieve the desired erection. Please get it prescribed.
Wishing you good health,
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