Belladonna alkaloid combinations and phenobarbital are used to relieve cramping pains in conditions such as irritable bowel syndrome and spastic colon. They also are used with other medicine to treat ulcers. These medicines decrease the motion of the stomach and intestines and the secretion of stomach fluids, including acid.
This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.
Belladonna alkaloid combinations and phenobarbital come as a regular tablet, a slow-acting tablet, capsule, and liquid to take by mouth. The regular tablet, capsule, and liquid are usually taken three or four times a day, 30 minutes before meals and at bedtime. The slow-acting tablet usually is taken two or three times a day at evenly spaced intervals. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take belladonna alkaloid combinations and phenobarbital exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.
Phenobarbital can be habit forming. Do not take a larger dose, take it more often, or for a longer period than your doctor tells you to. Signs of overdose are headache, nausea, vomiting, dizziness, blurred vision, dilated pupils in the eye, hot and dry skin, dry mouth, agitation, and difficulty swallowing. If you have any of these symptoms, stop taking belladonna alkaloids and phenobarbital and call your doctor immediately.
talk to your doctor about the risks and benefits of taking this medication if you are 65 years of age or older. Older adults should receive low doses of belladonna and phenobarbital because higher doses do not function better and can cause serious side effects.
Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.
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If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online [at http://www.fda.gov/Safety/MedWatch] or by phone [1-800-332-1088].
Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.
In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.
Keep all appointments with your doctor.
Do not let anyone else take your medicine. Ask your pharmacist any questions you have about refilling your prescription.
It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.
Last Revised - 05/15/2014
AHFS® Consumer Medication Information. © Copyright, 2014. The American Society of Health-System Pharmacists, Inc., 7272 Wisconsin Avenue, Bethesda, Maryland. All Rights Reserved. Duplication for commercial use must be authorized by ASHP.