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Quentyl Oral

Generic Name: DICYCLOMINE - ORAL
Pronounced: (dye-SYE-klo-meen)

Quentyl Oral Interactions

Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.

This drug should not be used with the following medications because very serious interactions may occur:

  • pramlintide
  • solid potassium chloride supplements taken by mouth


If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting dicyclomine.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of drugs that have similar drying side effects such as:

  • certain antihistamines (e.g., diphenhydramine)
  • amantadine
  • tricyclic antidepressants (e.g., amitriptyline)
  • psychiatric medicines (e.g., chlorpromazine, risperidone, clozapine, trazodone)
  • certain heart rhythm medications (e.g., disopyramide, quinidine)
  • narcotic pain medicines (e.g., meperidine, morphine)


Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as:

  • anti-seizure drugs (e.g., carbamazepine)
  • medicine for sleep or anxiety (e.g., alprazolam, diazepam, zolpidem)
  • muscle relaxants (e.g., methocarbamol) among others


Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain ingredients that cause drowsiness. Ask your pharmacist about using those products safely.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

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