Vigora Oral Jelly is not a treatment for sleep disorders, so it is not considered an effective solution for men whose main problem is poor sleep. It contains sildenafil and is intended to treat erectile dysfunction by increasing blood flow to the penis during sexual stimulation.
If a man has both sleep problems and erectile dysfunction, Vigora Oral Jelly may still help the ED part, but it will not fix insomnia, sleep apnea, restless sleep, or fatigue from a sleep disorder. In fact, some sildenafil products list insomnia as a possible side effect, which means it may even disturb sleep in some users rather than improve it.
The more important issue is that sleep disorders can themselves affect sexual health. Poor sleep, low energy, stress, and hormonal disruption can reduce libido and erection quality, so treating the sleep problem directly may improve sexual function more than using an ED medicine alone. That means the best approach is usually to identify the sleep disorder first, then decide whether an ED medicine is also needed.
So the short answer is: Vigora Oral Jelly is effective for erectile dysfunction, not for sleep disorders. If sleep trouble is ongoing, evaluation by a clinician is important because the cause may need separate treatment.