Generic name: Dicyclomine hydrochlorideBrand names: Bentyl
Bentyl is prescribed for the treatment of functional bowel/irritable bowel syndrome (abdominal pain, accompanied by diarrhea and constipation associated with stress).
Heat prostration (fever and heat stroke due to decreased sweating) can occur with use of Bentyl in hot weather. If symptoms occur, stop taking the drug and notify your doctor immediately.
Take Bentyl exactly as prescribed.
Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Bentyl.
If you are sensitive to or have ever had an allergic reaction to Bentyl, you should not take Bentyl. Make sure your doctor is aware of any drug reactions you have experienced.
Unless you are directed to do so by your doctor, do not take Bentyl if you have a blockage of the urinary tract, stomach, or intestines; severe ulcerative colitis (inflammatory disease of the large intestine); reflux esophagitis (inflammation of the esophagus usually caused by the backflow of acid stomach contents); glaucoma; or myasthenia gravis (a disease characterized by long-lasting fatigue and muscle weakness).
This drug should not be given to infants less than 6 months of age or used by women who are nursing an infant.
Bentyl may produce drowsiness or blurred vision. Therefore, driving a car, operating machinery, or participating in any activity that requires full mental alertness is not recommended.
Diarrhea may be an early symptom of a partial intestinal blockage, especially in people who have had bowel removals and an ileostomy or colostomy. If this occurs, notify your doctor immediately.
You should use Bentyl with caution if you have autonomic neuropathy (a nerve disorder); liver or kidney disease; hyperthyroidism; high blood pressure; coronary heart disease; congestive heart failure; rapid, irregular heartbeat; hiatal hernia (protrusion of part of the stomach through the diaphragm); or enlargement of the prostate gland.
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 doctor before combining Bentyl with the following:Airway-opening drugs such as albuterol sulfateAmantadineAntacidsAntiarrhythmics such as quinidineAntiglaucoma drugs such as pilocarpine hydrochlorideAntihistamines such as clemastine fumarateBenzodiazepines (tranquilizers) such as alprazolam and diazepamCorticosteroids such as prednisoneDigoxinMajor tranquilizers such as chlorpromazine and thioridazine hydrochlorideMAO inhibitors (antidepressants such as phenelzine sulfate and tranylcypromine sulfate)MetoclopramideNarcotic analgesics (pain relievers such as meperidine hydrochloride)Nitrates and nitrites (heart medications such as nitroglycerin)Tricyclic antidepressant drugs such as amitriptyline hydrochloride and imipramine hydrochloride
The effects of Bentyl during pregnancy have not been adequately studied. If you are pregnant or plan to become pregnant, notify your doctor. Bentyl does appear in breast milk and could affect a nursing infant. Do not use it when breastfeeding.
The usual dosage is 160 milligrams per day divided into 4 equal doses. Since this dose is associated with a significant incidence of side effects, your doctor may recommend a starting dose of 80 milligrams per day divided into 4 equal doses. If no side effects appear, the doctor will then increase the dose.
If Bentyl is not effective within 2 weeks or side effects require doses below 80 milligrams per day, your doctor may discontinue it.
Any medication taken in excess can have serious consequences. If you suspect an overdose, seek medical attention immediately.