Anonymous 11 Apr 2012. Vyvanse, like all stimulant medications can effect the sex drive in one of two ways: amp it, or nuke it. Anything from extended erections to complete erectile dysfunction may occur depending on the patient. More common than not however, it's dysfunction that Vyvanse will cause.
Research the causes of these symptoms that are similar to, or related to, the symptom Vasovagal syncope: 1  Exertion. 2  Such as straining on the toilet. 3  Fear of bodily injury.  Having blood 1  drawn. Heat exposure.  Standing for long periods of 1  time. The sight of 2  blood. more symptoms...Â».
People older than 45 years of age rarely experience a first common faint.. Causes of vasovagal syncope include the following: 1  Environmental factors: Most commonly in a hot, crowded setting. 2  Emotional factors: Stress or the sight or threat of injury.