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.
Using this medication improperly can cause death or serious side effects on the heart.Vyvanse should be taken in the morning with or without food.Do not take this medicine in the evening because it may cause sleep problems (insomnia).Do not crush, chew, break, or divide a capsule.