In Summary. Common side effects of Vyvanse include: insomnia and irritability. Other side effects include: dizziness, weight loss, and xerostomia. See below for a comprehensive list of adverse effects. For the Consumer. Applies to lisdexamfetamine: oral capsule.
Examples of involuntary weight loss include the weight loss associated with cancer, malabsorption (such as from chronic diarrheal illnesses), and chronic inflammation (such as with rheumatoid arthritis).eight loss: Weight loss is a decrease in body weight resulting from either voluntary (diet, exercise) or involuntary (illness) circumstances.
Either way, it is usually cause for concern. Unintentional weight loss can be extremely distressing, particularly when you lose a relatively significant amount and donât know why. Unintentional weight loss could be a sign of serious illness or disease, or something as minor as a stomach virus.ither way, it is usually cause for concern. Unintentional weight loss can be extremely distressing, particularly when you lose a relatively significant amount and donât know why. Unintentional weight loss could be a sign of serious illness or disease, or something as minor as a stomach virus.