"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.
(hyoscyamine sulfate) Tablets, USP
Levsin® tablets (hyoscyamine sulfate tablets USP) contain 0.125 mg hyoscyamine sulfate formulated for oral administration.
Levsin® (hyoscyamine) is one of the principal anticholinergic/antispasmodic components of belladonna alkaloids. The empirical formula is (C17H23NO3)2•H2SO4•2H2O and the molecular weight is 712.85. Chemically, it is benzeneacetic acid, a-(hydroxymethyl)-, 8-methyl-8-azabicyclo [3.2.1.] oct-3-yl ester, [3(S)-endo]-, sulfate (2:1), dihydrate with the following structure:
Each tablet also contains as inactive ingredients: FD&C blue #1, lactose monohydrate, magnesium stearate, mannitol, starch and stearic acid.
What are the possible side effects of hyoscyamine?
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 hyoscyamine and call your doctor at once if you have any of these serious side effects:
- confusion, hallucinations;
- unusual thoughts or behavior;
- fast, pounding, or uneven heart rate;
- rash or flushing (warmth, redness, or tingly feeling); or
- eye pain.
Less serious side effects may include:
- dizziness, drowsiness, feeling...
What are the precautions when taking hyoscyamine (Levsin)?
Before taking hyoscyamine, tell your doctor or pharmacist if you are allergic to it; or to atropine; 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.
This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: enlarged prostate, urinary blockage problems, certain stomach/intestinal problems (e.g., slow gut, blockage, severe ulcerative colitis, infection), heart problems due to severe bleeding.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: personal or family history of glaucoma (angle-closure type),...
Last reviewed on RxList: 12/24/2016
This monograph has been modified to include the generic and brand name in many instances.
Additional Levsin Information
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