Efficacy Study of Articaine Lozenge to Enhance the Procedural Compliance of the Adults Undergoing Gastroduodenoscopy

Inclusion Criteria: * elective procedure * weight over 40 kg * American Society of Anesthesiology class I-III * first upper GI endoscopy procedure * finnish or/and swedish speaking Exclusion Criteria: * amide and/or esther local anaesthetic allergy * paraben allergy * Child-Pugh grade B/C liver failure * renal insufficiency (calculated glomerular filtration rate under 60 ml/min/1.73 m2 according to Cockcroft-Gault scale ) * dementia * those presenting with swallowing problem * chronic pain condition * chronic use of pain medication * pregnancy * lactation