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.
Re: weight lifting now constant lightheadedness and dizziness. Given that your symptoms started after episodes of straining, that brings my attention to a rare condition called perilymph fistula. This often occurs from head injuries, but it can also occur from any type of severe straining.ymptoms of benign paroxysmal positional vertigo are triggered by specific changes in the position of your head, such as tipping your head up or down, and by lying down, turning over or sitting up in bed.