Drug Interaction Checker

Grapefruit juice and grapefruit-containing foods may increase the side effects of Oxybutynin. Do not significantly increase grapefruit juice intake while taking this drug, or avoid grapefruit juice if possible. Discuss any new or worsening side effects, such as confusion, constipation, dizziness, difficulty with urination, drowsiness, dry mouth and eyes, changes in vision, palpitations, or fast heartbeat with your health care provider. Do not drive or operate machinery until you know how these drugs affect you.