"The U.S. Food and Drug Administration today approved Viberzi (eluxadoline) and Xifaxan (rifaximin), two new treatments, manufactured by two different companies, for irritable bowel syndrome with diarrhea (IBS-D) in adult men and women.
(dicyclomine hydrochloride) USP
- BENTYL capsules for oral use contain 10 mg dicyclomine hydrochloride USP. BENTYL 10 mg capsules also contain inactive ingredients: calcium sulfate, corn starch, FD&C Blue No. 1, FD&C Red No. 40, gelatin, lactose, magnesium stearate, pregelatinized corn starch, and titanium dioxide.
- BENTYL tablets for oral use contain 20 mg dicyclomine hydrochloride USP. BENTYL 20 mg tablets also contain inactive ingredients: acacia, dibasic calcium phosphate, corn starch, FD&C Blue No. 1, lactose, magnesium stearate, pregelatinized corn starch, and sucrose.
- BENTYL injection is a sterile, pyrogen-free, aqueous solution for intramuscular injection (NOT FOR INTRAVENOUS USE) supplied as an ampoule containing 20 mg/2 mL (10 mg/mL). Each mL contains 10 mg dicyclomine hydrochloride USP in sterile water for injection, made isotonic with sodium chloride.
BENTYL (dicyclomine hydrochloride) is [bicyclohexyl]-1-carboxylic acid, 2-(diethylamino) ethyl ester, hydrochloride, with a molecular formula of C19H35NO2•HCl and the following structural formula:
Molecular weight: 345.95
Dicyclomine hydrochloride occurs as a fine, white, crystalline, practically odorless powder with a bitter taste. It is soluble in water, freely soluble in alcohol and chloroform, and very slightly soluble in ether.
What are the possible side effects of dicyclomine (Bentyl)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using dicyclomine and call your doctor at once if you have a serious side effect such as:
- severe constipation, bloating, or stomach pain;
- worsening of diarrhea or other irritable bowel symptoms;
- feeling very thirsty or hot, being unable to urinate, heavy sweating, or hot and dry skin
- confusion, hallucinations, unusual thoughts or behavior; or
- pounding heartbeats or fluttering...
What are the precautions when taking dicyclomine (Bentyl)?
Before taking dicyclomine, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: personal or family history of glaucoma (angle-closure type), enlarged prostate, problems with urination due to a blocked urinary tract, other stomach/intestinal problems (such as slow gut, blockage, ulcerative colitis, infection, little/no stomach acid, ileostomy/colostomy patients with diarrhea), overactive thyroid, heart problems (such as coronary artery disease, angina, congestive heart failure, fast/irregular heartbeat,...
Last reviewed on RxList: 8/31/2016
This monograph has been modified to include the generic and brand name in many instances.
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