Hi. Welcome to HCM. Please mention your age and sex in your future queries. Vyvnase contains
lisdexamfetamine which is a
central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control. It is used to treat attention deficit
hyperactivity disorder (ADHD) in adults and in children who are at least 6 years old. Take this medication with or without food as directed by your doctor, usually once daily in the morning. Do not take this medication in the afternoon or evening because it may cause you to have trouble sleeping. The dose will be titrated by your doctor and please follow his/her instructions. Please be regular in taking this medication and stop only if your doctor told to do so.
Nausea, vomiting, stomach/
abdominal pain, loss of appetite, dry mouth, headache,
nervousness, dizziness, trouble sleeping, sweating, weight loss, irritability, and
restlessness are common side effects. If any of these effects persist or worsen, tell your doctor immediately. If your
epigastric pain is tolerable and not messing with u much then no worries, if it is severe please consult your doctor as early as possible. He may change the dosage, but never stop the drug without the knowledge of your doctor.