A glass of water and one Tadalista 40 pill should be taken before having sex. When taken thirty to sixty minutes before having intercourse, its effects can last up to thirty-six hours. Users should consult their physician before using it, as not everyone should benefit from it. An extra component is required to start Tadalista 40’s effects natural arousal. It is never appropriate to take two doses to make up for missed doses. Erection dysfunction, or the inability to get an erection, is known by the acronym ED. Many men experience this issue when having sex with their partners.