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tizanidine (ZANAFLEX)

Drug and Dietary Supplement Profiles

A comprehensive review of the safety and effectiveness of this drug. If the drug is not a Do Not Use product, information on adverse effects, drug interactions and how to use the medication are included.
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Worst Pills, Best Pills Newsletter Articles

Search results below include Worst Pills, Best Pills Newsletter Articles where your selected drug is a primary subject of discussion
  • Tizanidine: Watch Out for Drugs Interacting With This Muscle Relaxant [hide all summaries]
    (October 2008)
    Tizanidine (ZANAFLEX) is a muscle relaxant for which more than 3.8 million prescriptions were filled in the U.S. last year. The article lists more than 64 drugs with which it can have dangerous interactions resulting in excess sedation, difficulty breathing or dangerously low blood pressure that can result in falling.
  • Harmful Interactions Between Smoking and Prescription Drugs [hide all summaries]
    (November 2007)
    Something never mentioned on cigarette warning labels is that smoking can affect the way a number of medications work, in some cases resulting in significant, dangerous adverse outcomes. Smokers should be aware that a number of medications may not work as well because of smoking cigarettes. The article lists 16 drugs whose levels in the blood become lower, making the drugs less effective, if the patient is also smoking.
  • FDA Issues New Warnings For Muscle Spasm Drug Tizanidine (ZANAFLEX) [hide all summaries]
    (August 2007)
    The muscle spasm drug tizanidine (ZANAFLEX) combined with certain other drugs could cause serious complications such as drowsiness and can dramatically lower blood pressure, according to the Food and Drug Administration (FDA). The article lists 20 drugs to avoid if you are using Zanaflex so that you avoid these potentially dangerous interactions.
  • Drug Induced Psychiatric Symptoms (Part 2) [hide all summaries]
    (November 2002)
    This is the second of a two-part series on drug-induced psychiatric symptoms that began in last month’s Worst Pills, Best Pills News. The information is based on the July 8, 2002 issue of The Medical Letter on Drugs and Therapeutics. Article lists drugs and adverse effects.

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