Worst Pills
amiodarone (CORDARONE, PACERONE)

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.
Search results below include drug profiles where your selected drug is a primary subject of discussion

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
  • Drugs That Cause Sun-Related Skin Reactions [hide all summaries]
    (July 2016)
    Summer is a terrific time for healthy outdoor activities, such as walking, hiking, biking and swim¬ming. But for an unlucky few, certain medications can lead to adverse skin reactions following exposure to the sun. Find out whether you are at risk and how to protect yourself.
  • New Atrial Fibrillation Treatment Guidelines Released [hide all summaries]
    (August 2014)
    Atrial fibrillation is one of the most common heart rhythm disorders, afflicting more than 2.7 million Americans. Learn about the most recent guidelines for treating this disorder, issued by the American College of Cardiology and the American Heart Association, and about Public Citizen’s Health Research Group’s assessment of those guidelines.
  • Update on Grapefruit Juice-Drug Interactions [hide all summaries]
    (July 2012)
    This article updates and expands our earlier list of drugs that can have harmful interactions with grapefruit juice. The list now includes 82 different drugs.
  • Corticosteroid Drug Interactions [hide all summaries]
    (November 2010)
    This article discusses 36 drugs that, when used by people also using a corticosteroid, can either cause toxic interactions with the steroid or decrease the steroid's effectiveness.
  • The Dangers of Combining Sleeping Pills With Other Medication [hide all summaries]
    (September 2010)
    The article list 34 other medications that can harmfully interact with sleeping pills, increasing their sedative properties and causing excessive sedation. Excessive sedation at night could increase the risk of falls, should the person get up in the night for some reason. Moreover, excessive sedation causing respiratory depression could be dangerous for people with certain disorders, such as lung disease.
  • Interactions With Cancer Drug Vincristine (ONCOVIN) [hide all summaries]
    (August 2010)
    The article lists 34 prescription drugs that can have harmful interactions with vincristine. Recognizing signs of toxicity from vincristine early, as described in the article, is urgent because most of the side effects are reversible when the interacting drug is stopped and the patient receives corrective treatment.
  • Oral Drugs for Diabetes: Avoiding Hypoglycemia [hide all summaries]
    (May 2010)
    After explaining the symptoms of low blood sugar (hypoglycemia) the article lists 42 prescription drugs that can interact with one or more diabetes drugs to increase the chance of hypoglycemia.
  • Aripiprazole (ABILIFY) Drug Interactions [hide all summaries]
    (April 2010)
    The article lists 53 drugs that can interact with the psychiatric drug ABILIFY to either increase the amount in the body, which can lead to toxicity, or decrease the amount rendering the drug less effective.
  • Digoxin Drug Interactions [hide all summaries]
    (March 2010)
    The article lists 35 different interacting drugs that can either increase blood levels of digoxin, leading to the serious problem of digitalis toxicity or decrease blood levels, causing the drug to be less effective.
  • Quetiapine (SEROQUEL) Interactions With Other Drugs [hide all summaries]
    (February 2010)
    Quetiapine (SEROQUEL) can interact with 26 different drugs, increasing its blood levels and causing dangerous side effects such as slowed breathing, dizziness and fainting. The article also lists 10 other interacting drugs that can result in lower blood levels, rendering the drug less effective.
  • Oxycodone: Be Careful What You Take With It [hide all summaries]
    (September 2009)
    The article lists 24 drugs that can increase the toxicity of oxycodone if taken together with the drug and 11 other drugs that can weaken its effectiveness as a painkiller if they are simutaneously used.
  • Muscle Damage from Interactions Between Statins and Other Commonly Prescribed Drugs [hide all summaries]
    (July 2009)
    The article lists 38 prescription drugs that can harmfully interact with statin drugs. The article also advises that No matter what statin you are taking and regardless of any interacting drugs, you should notify your prescriber immediately if you develop muscle pain, weakness or a darkening of your urine. .
  • Alpha-Blockers for Prostate Enlargement: Some Important Drug Interactions [hide all summaries]
    (June 2009)
    Taking alpha-blockers in combination with drugs for erectile dysfunction and with other drugs can cause dizziness and fainting. In this article we will discuss alfuzosin (UROXATRAL), doxazosin (CARDURA), tamsulosin (FLOMAX) and terazosin (HYTRIN) and drugs with which they can have harmful interactions.
  • Colchicine Interactions with Other Drugs Can Be Life-Threatening [hide all summaries]
    (December 2008)
    This article lists 27 drugs that can have life-threatening interactions with the widely-used gout drug, colchicine, resulting in dangerously elevated levels of colchicine. Too much colchicine in the body leads to toxicity such as fever, vomiting, diarrhea, abdominal pain and muscle pains. Even worse, it can impair the bone marrow’s ability to make red and white blood cells, causing severe anemia and dangerously low numbers of white blood cells. When the number of white blood cells is reduced, your body may have difficulty fighting infections. Most people who have died from colchicine toxicity have had bone marrow toxicity or had preexisting kidney problems. Every patient on colchicine — whether on other drugs or not — should be alert for evidence of colchicine toxicity as described above.
  • Muscle Injury From Use of Simvastatin (ZOCOR) with Amiodarone (CORDARONE) [hide all summaries]
    (November 2008)
    Despite the dangers of this combination--risk of severe muscle injury, rhabdomyolysis, which can lead to kidney failure or death--many clinicians continue to prescribe them together and cases of life-threatening adverse reactions from continue to be reported to the FDA. Patients taking simvastatin at a dose greater than 20 milligrams a day in combination with amiodarone should let their physician know that this combination puts them at high risk of muscle injury. There are other statins that do not appear to interact with amiodarone that are discussed.
  • 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.
  • Drug-Induced Eye Toxicity: 62 Drugs That Can Cause Eye Disease [hide all summaries]
    (April 2008)
    This article, based on a recent review in Drug Safety, lists 62 prescription drugs that can cause eye disease. The range of drug-induced eye diseases includes diseases of the eyelids, glaucoma, cataracts, retinal damage and optic nerve damage. As is true for drug-induced diseases in other parts of the body, you should consider newly developed eye symptoms beginning shortly after starting a new medication to be possibly drug-induced and consult a physician.
  • 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.
  • The Danger of Prescribing without Proof: Examples of Prescriptions for Drugs Not Shown to be Safe and Effective [hide all summaries]
    (July 2006)
    The article discusses numerous recent examples of the harm that has been caused by off-label prescribing, including the heart drugs amiodarone (Cordarone), many antipsychotic drugs, topiramate (Topamax)and several antidepressants.
  • FDA-Approved Patient Information For The Heart Drug Amiodarone (CORDARONE) — A Last Choice Drug For Life-Threatening Heart Rhythm Disturbances [hide all summaries]
    (April 2005)
    Amiodarone has several potentially fatal toxicities, the most important of which is lung toxicity. This has resulted in clinically manifest disease at rates as high as 10 to 17 percent in some series of patients. This type of lung toxicity has been fatal about 10 percent of the time.
  • Grapefruit Juice and Prescription Drugs: Some Dangerous Interactions [hide all summaries]
    (February 2004)
    The January 5th issue of the Medical Letter, a widely respected source of independent information about pharmaceuticals and dietary supplements, has a review of the increasingly researched problem of the interaction between grapefruit juice and many prescription and over-the-counter drugs. Like most interactions between chemicals in the body, this one involves the impairment, by grapefruit juice, of the body’s ability to metabolize many drugs, leading to higher than expected — and sometimes dangerous — levels of these drugs.This article lists the drugs.
  • Grapefruit Juice and Drug Interactions [hide all summaries]
    (June 2002)
    Grapefruit juice can interact with a number of therapeutically important drugs that could lead to the possibility of toxicity. These drugs are listed in the article.

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