Fortunately, most sore throats are caused by a minor illness and go away without medical treatment. Several conditions can cause a sore throat. Sore throats may be caused by a viral illness, such as: 1  The common cold, the most common type of viral infection. 2  Infection of the voice box (laryngitis).3  Mononucleosis (mono, the kissing disease), a viral infection that tends to cause a persistent sore throat.ortunately, most sore throats are caused by a minor illness and go away without medical treatment. Several conditions can cause a sore throat. Sore throats may be caused by a viral illness, such as: 1  The common cold, the most common type of viral infection. 2  Infection of the voice box (laryngitis).
Common Vyvanse side effects may include: 1  dry mouth, loss of appetite, weight loss; 2  sleep problems (insomnia); 3  dizziness, feeling irritable; or.  nausea, vomiting, stomach pain, diarrhea.
Vyvanse Side Effects. Note: This page contains side effects data for the generic drug lisdexamfetamine. It is possible that some of the dosage forms included below may not apply to the brand name Vyvanse. In Summary. Common side effects of Vyvanse include: insomnia and irritability. Other side effects include: dizziness, weight loss, and xerostomia.