Donnatal Extentabs (Belladonna Alkaloids, Phenobarbital) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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February 9, 2012

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Irritable Bowel Syndrome (IBS) »

What is irritable bowel syndrome (IBS)?

Irritable bowel syndrome (IBS) is one of the most common ailments of the bowel (intestines) and affects an estimated 15% of people in the US. The term, irritable bowel, is not a particularly accurate one since it implies that the bowel is responding irritably to normal stimuli, and this may or may not be the case. The several terms used for IBS, including spastic colon, spastic colitis, and mucous colitis, attest to the difficulty of getting a descriptive handle on the ailment. Moreover, each of the other names is itself as problematic as the term IBS.

IBS is best described as a functional disease. The concept of functional disease is particularly useful when discussing diseases of the gastrointestinal tract. The concept applies to the muscular organs of the gastrointestinal tract; the esophagus, stomach, small intestine, gallbladder, and colon. What is meant by the term, functional, is that either th...

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Donnatal Extentabs User Reviews >>

Donnatal Extentabs

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Donnatal Extentabs®
(belladonna alkaoids, phenobarbital)

DRUG DESCRIPTION

Each Donnatal Extentabs® (belladonna alkaloids, phenobarbital) tablet contains:

Phenobarbital, USP (3/4 gr.) ................................ 48.6 mg
Hyoscyamine Sulfate, USP ................................... 0.3111 mg
Atropine Sulfate, USP ............................................ 0.0582 mg
Scopolamine Hydrobromide, USP ...................... 0.0195 mg

Each Donnatal Extentabs® (belladonna alkaloids, phenobarbital) tablet contains the equivalent of three Donnatal® tablets. Extentabs® are designed to release the ingredients gradually to provide effects for up to twelve (12) hours.

In addition, each tablet contains the following inactive ingredients: Anhydrous Lactose, Calcium Sulfate Granular, Colloidal Silicon Dioxide, Dibasic Calcium Phosphate, Lactose Monohydrate, Magnesium Stearate, and Stearic Acid. Film Coating and Polishing Solution contains: D&C Yellow #10 Aluminum Lake, FD&C Blue #1 Aluminum Lake, Hydroxypropyl Methylcellulose, Polydextrose, Polyethylene Glycol, Titanium Dioxide, and Triacetin. The printing ink contains Titanium Dioxide.

What are the possible side effects of belladonna alkaloids and phenobarbital (Bellatal, Donnatal, D-Tal)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using this medication and call your doctor at once if you have any of these serious side effects:

diarrhea;
painful or difficult urination;
fast or pounding heartbeats;
blurred vision with eye pain, or seeing halos around lights;
feeling like you might pass out; or

Read All Potential Side Effects and See Pictures of Donnatal Extentabs »

What are the precautions when taking belladonna alkaloids, phenobarbital (Donnatal Extentabs)?

Before taking this medication, tell your doctor or pharmacist if you are allergic to hyoscyamine, atropine, scopolamine, or phenobarbital; 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: glaucoma, 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...

Read All Potential Precautions of Donnatal Extentabs »

Last reviewed on RxList: 4/23/2008
This monograph has been modified to include the generic and brand name in many instances.