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».
Although the symptoms of an anaphylactic reaction usually occur within seconds to minutes after exposure to a trigger, some reactions can occur up to two hours after the exposure. Possible symptoms and signs of an anaphylactic reaction include: Skin symptoms: itching, flushing, hives, and swelling (angioedema) Gastrointestinal symptoms: abdominal pain, abdominal cramping, nausea, vomiting, and diarrhea. Respiratory symptoms: nasal congestion, runny nose, cough, shortness of breath, chest tightness, and wheezing. Cardiovascular symptoms: dizziness, lightheadedness, fast heart rate (tachycardia), and low blood pressure. Additionally, those affected often report a feeling of impending doom..