Senior Health Home > Precautions and Warnings With Oxybutynin ER

Before starting a new medication, you should be aware of the drug's precautions and warnings. With oxybutynin ER, it is important to know that the medicine may cause dizziness or drowsiness, slow your digestive tract, or worsen myasthenia gravis symptoms. Prior to taking oxybutynin ER, let your healthcare provider know if you have liver or kidney disease, glaucoma, GERD, or difficulty urinating.

Oxybutynin ER: What Should I Tell My Healthcare Provider?

You should talk with your healthcare provider prior to taking oxybutynin ER (Ditropan XL®) if you have:
  • Liver disease, including liver failure, cirrhosis, or hepatitis
  • Kidney disease, such as kidney failure (renal failure)
  • Glaucoma
  • Digestive problems (especially problems that cause a slowing of food through the digestive tract)
  • Myasthenia gravis
  • A narrowing ("stricture") of the digestive tract
  • Gastroesophageal reflux disease (GERD)
  • Difficulty passing urine
  • An enlarged prostate (also known as benign prostatic hyperplasia or BPH)
  • Any allergies, including allergies to food, dyes, or preservatives.
Also, let your healthcare provider know if you are:
  • Pregnant or thinking of becoming pregnant
  • Breastfeeding.
Make sure to tell your healthcare provider about all other medicines you are taking, including prescription and non-prescription medicines, vitamins, and herbal supplements.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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