pentawinSide Effects of Pentawin are Dizziness, Vomiting, Nausea, Euphoria (feeling of intense excitement and happiness), Injection site reactions (pain, swelling, redness). How Pentawin ProductsPentawin-DSR Capsule is a combination of two medicines: Domperidone and Pantoprazole. This combination is used to treat acidity, heartburn or Gastroesophageal Reflux