Extra Super Vidalista is a selective serotonin reuptake inhibitor (SSRI). It increases serotonin levels in the brain, enhancing the neurotransmitter's effects. This is thought to help improve control over ejaculation and delay the onset of premature ejaculation. Use for Premature Ejaculation: Dapoxetine is specifically approved for the treatment of premature ejaculation. It is taken on an as-needed basis, usually 1-3 hours before anticipated sexual activity.