Generic Name: Dicyclomine

  • What is this medication and its most common uses?

    Bentyl is a medicine used to treat irritable bowel syndrome. Bentyl is available as capsules and tablets.

  • What should I know when beginning and continuing on this medication?

    How does this medication work?

    Bentyl works by relieving muscle spasms in your stomach and intestinal tract.

    What are the beneficial effects of this medication and when should I begin to have results?

    What: Studies show that the majority of people who take Bentyl demonstrate a favorable response.

    When: Everyone responds differently to treatment, so try to be patient and follow your healthcare provider's directions. It is important that you take Bentyl exactly as your healthcare provider has prescribed.

    How do I know it is working?

    You may feel an improvement in your symptoms once you begin taking Bentyl. This is a good indicator that your medication is working. Your healthcare provider may ask you questions to assess how well your symptoms are controlled.

  • What are the possible side effects of this medication?

    The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

    More common side effects may include: dizziness, dry mouth, blurry vision, nausea, drowsiness, weakness, nervousness.

    Less common side effects may include:

    Central nervous system (the brain and spinal cord) effects, with symptoms such as confusion, disorientation, memory loss, hallucinations, problems with coordination, feeling of happiness and well-being, tiredness, trouble sleeping, or agitation.

    Fever and heat stroke due to decreased sweating may occur in high temperatures.

    Bentyl may also cause difficulty in swallowing or talking (due to dry mouth), thirst, dilation of your pupils, flushing and dryness of your skin, temporary slow heart rate followed by a fast heart rate (with a fluttery or throbbing heartbeat), difficulty starting urination, or constipation.

  • Who should not take this medication?

    Do not take Bentyl if you are allergic to it or any of its ingredients.

    Do not take Bentyl if you have myasthenia gravis (a disease characterized by long-lasting fatigue and muscle weakness), glaucoma (high pressure in the eye), ulcerative colitis (an inflammatory disease of the large intestine), or reflux esophagitis (inflammation of the esophagus usually caused by the backflow of acid stomach contents).

    Do not take Bentyl if you have a blockage in your stomach, intestines, or urine flow.

    Do not breastfeed while you are taking Bentyl.

    Do not give Bentyl to infants <6 months of age.

  • What should I tell my healthcare provider before I take the first dose of this medication?

    Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Bentyl. Also, talk to your healthcare provider about your complete medical history, especially if you have kidney, liver, thyroid, or heart problems; high blood pressure; fever; autonomic neuropathy (a nerve disorder); myasthenia gravis; a blockage in your stomach or intestine; ulcerative colitis; an enlarged prostate; or if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

    Adults: The recommended starting dose is 20 milligrams four times a day. Your healthcare provider may increase your dose as needed, until the desired effect is achieved.

    If you are elderly, your healthcare provider may adjust your dose appropriately.

  • How should I take this medication?

    Take Bentyl exactly as prescribed by your healthcare provider. Do not change your dose or stop taking Bentyl without first talking to your healthcare provider.

  • What should I avoid while taking this medication?

    Do not drive a car, operate machinery, or engage in other tasks requiring alertness until you know how Bentyl affects you.

  • What are the possible food and drug interactions associated with this medication?

    If Bentyl is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining Bentyl with the following: amantadine, antacids, antihistamines (such as diphenhydramine), certain antidepressants (such as phenelzine or amitriptyline), certain antipsychotics (such as chlorpromazine), digoxin, glaucoma agents (such as latanoprost), heart medicines to treat arrhythmias (such as quinidine), metoclopramide, narcotic painkillers (such as meperidine), or nitrates (such as nitroglycerin).

  • May I receive this medication if I am pregnant or breastfeeding?

    The effects of Bentyl during pregnancy are unknown. Bentyl can be found in your breast milk if you take it while breastfeeding. Do not breastfeed while you are taking Bentyl. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of this medication?

    If you miss a dose of Bentyl, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

  • How should I store this medication?

    Store at room temperature.

    Protect Bentyl tablets from direct sunlight.

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