Levbid Extended Release

Last updated on RxList: 2/28/2018
Levbid Extended Release Side Effects Center

Last reviewed on RxList 3/8/2019

Levbid Extended Release (hysocyamine sulfate extended release tablets) is one of the principal anticholinergic/antispasmodic components of belladonna alkaloids used to treat many different stomach and intestinal disorders, including peptic ulcer and irritable bowel syndrome. Levbid Extended Release is also used to control muscle spasms in the bladder, kidneys, or digestive tract, to reduce stomach acid, to reduce tremors and rigid muscles in people with symptoms of Parkinson's disease, and is also used as a drying agent to control excessive salivation, runny nose, or excessive sweating. Common side effects of Levbid Extended Release include:

The dose of Levbid for adults and pediatric patients 12 years and older is 1 to 2 tablets every 12 hours. Do not exceed 4 tablets in 24 hours. Levbid may interact with amantadine, haloperidol, MAO inhibitors, phenothiazines, or antidepressants. Tell your doctor all medications and supplements you use. During pregnancy, Levbid should only be used when prescribed. It may be harmful to a fetus. This drug can pass into breast milk and may harm a nursing baby. Consult your doctor before breastfeeding.

Our Levbid (hysocyamine sulfate extended release tablets) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.


Digestive Disorders: Common Misconceptions See Slideshow
Levbid Extended Release Consumer Information

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

Stop using hyoscyamine and call your doctor at once if you have:

  • anxiety, confusion, hallucinations, unusual thoughts or behavior;
  • weakness, memory problems;
  • slurred speech;
  • problems with balance or muscle movement;
  • diarrhea; o
  • pounding heartbeats or fluttering in your chest.

Common side effects may include:

  • dizziness, drowsiness, feeling weak or tired;
  • decreased sweating, decreased urination;
  • blurred vision;
  • rash;
  • dry mouth, decreased sense of taste;
  • stomach pain, nausea, vomiting, bloating;
  • diarrhea, constipation;
  • headache;
  • sleep problems (insomnia); or
  • impotence, loss of interest in sex, or trouble having an orgasm.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Read the entire detailed patient monograph for Levbid Extended Release (Hysocyamine Sulfate Extended Release Tablets)


What is irritable bowel syndrome or IBS? See Answer
Levbid Extended Release Professional Information


All of the following adverse reactions have been reported with hyoscyamine sulfate. Adverse reactions may include dryness of the mouth; urinary hesitancy and retention; blurred vision; tachycardia; palpitations; mydriasis; increased ocular tension; loss of taste; headache; nervousness; drowsiness; weakness; fatigue; dizziness; insomnia; nausea; vomiting; impotence; constipation; bloated feeling; abdominal pain; diarrhea; allergic reactions or drug idiosyncrasies; urticaria and other dermal manifestations; ataxia; speech disturbance; some degree of mental confusion and/or excitement (especially in elderly persons); short-term memory loss; hallucinations; and decreased sweating.

Read the entire FDA prescribing information for Levbid Extended Release (Hysocyamine Sulfate Extended Release Tablets)

© Levbid Extended Release Patient Information is supplied by Cerner Multum, Inc. and Levbid Extended Release Consumer information is supplied by First Databank, Inc., used under license and subject to their respective copyrights.

Health Solutions From Our Sponsors