Worst Pills, Best Pills

An expert, independent second opinion on more than 1,800 prescription drugs, over-the-counter medications, and supplements

venlafaxine (EFFEXOR XR)


DISEASE AND DRUG FAMILY INFORMATION

Search results below include Disease and Drug Family Information where your selected drug is a primary subject of discussion.

Depression: When are Drugs Called For And Which Ones Should You Use?
Ironically, one of the kinds of depression that should not be treated with drugs is depression caused by other kinds of drugs. If someone is depressed and the depression started after beginning a new drug, it may well be drug-caused. Commonly used drugs known to cause depression include the following:

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 and Dietary Supplement 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.

Common Antidepressants Carry Very Small Risk of Birth Defects
January 2021
In this article, we review results of a new study that sheds further light on the association between the use of specific antidepressants during early pregnancy and the small risk of birth defects.
An Update on Drug-Induced Parkinsonism
October 2019
Next to Parkinson’s disease, drug-induced parkinsonism is the second most common cause of parkinsonism, accounting for about 8-12% of all parkinsonism cases. Find out which commonly used drugs can cause this condition.
Numerous Drugs Have Dangerous Interactions with Alcohol
August 2019
Most U.S. adults drink alcohol at least occasionally. Many also take prescription or over-the-counter drugs that have the potential to inter¬act adversely with alcohol. Avoid serious harm by knowing which drugs should not be taken in combination with alcohol.
Medications that Cause Taste Disorders
April 2019
Drugs are the most frequent cause of taste disturbances. In this article, we identify more than 60 commonly used prescription medications that have been linked to problems with taste.
Drug-Induced Restless Legs Syndrome
March 2019
Restless legs syndrome is a common neurological movement and sensory disorder that affects 5 to 10 percent of the population. In this article, we identify some of the many drugs that can cause or worsen this disorder.
Potentially Dangerous Lithium Drug Interactions
March 2019
Read about the many prescription medications that can interact in dangerous ways with lithium, the drug of choice for treating bipolar disorder, also known as manic depression.
Important Clopidogrel (PLAVIX) Drug Interactions
January 2019
Read about the many prescription and over-the-counter medications that can interact in dangerous ways with clopidogrel, a widely used anti-platelet drug.
New Research Shows Drugs Associated with a Risk of Depression Are Widely Used
October 2018
In this article, we summarize the results of a recent research study showing that use of medications that have depression as a potential adverse effect is very common. We also identify some of the many prescription medications that can cause depression symptoms, including suicidal thoughts or behavior.
Drug-Induced Tremor
July 2018
Tremor is the single most common movement disorder, affecting millions of people in the U.S. If you have tremors, could one of your drugs be the cause? Read this article to learn the answer.
Some SNRIs Useful for Depression; Avoid Others
March 2016
This article explores one of the newer classes of drugs for treating depression: serotonin-norepinephrine reuptake inhibitors (SNRIs). Find out which SNRIs are safe for treating depression and which should be avoided.
How Effective Are Antidepressants for Depression?
February 2014
Some degrees of depression are less likely to respond to treatment with an antidepressant. This article reviews the evidence and evaluates 27 different antidepressants, labeling many as Do Not Use or Limited Use.
Antidepressants and Dementia in the Elderly
August 2012
We review a recent study concerning the lack of evidence that antidepressants are effective in elderly, demented people. Find out the risks involved with antidepressant use in this population and learn about the safer, more effective nondrug approaches to treating depression in elderly adults.
Risk of Bleeding and Use of Antidepressants After Heart Attack
March 2012
The article discusses why taking certain antidepressants after a heart attack may increase the risk of bleeding. Find out which ones are the culprits.
Drug-Induced Acute Akathisia (Restlessness)
April 2011
The article lists 27 drugs that can cause akathisia, a condition characterized by muscular quivering and the inability to sit still. Other signs of the condition include fidgety movements, leg swinging while sitting, rocking from foot to foot or pacing and motor restlessness.
Dextromethorphan (DELSYM, ROBITUSSIN DM) for Cough: More Reasons to Avoid It
June 2010
Find out why you should not use cough products such as ROBITUSSIN DM that contain dextromethorphan. Also view a list of 22 other drugs that can have harmful interactions with dextromethorphan.
Smoke & Mirror Marketing (& Other Clever Big Pharma Tricks)
May 2010
The article reviews 12 prescription drugs, many of which are top-sellers, all of which are greatly overpriced in comparison to older "versions" of the same drugs. The patents on the old drugs expired so the "innovative" companies patented these new products, gaining a patent on them, and, for all practical purposes, using them as a license to print money. There is no evidence that any of the new ones are better than the now less-expensive, old versions.
Risk of Serious Gastrointestinal Bleeding With Newer Antidepressant Drugs
April 2010
This article discusses the greatly increased risk of bleeding with some widely-used antidepressant drugs and provides information that the FDA has not yet required be included in the patient Medication Guides for these drugs.
A New Old Drug for Depression: Desvenlafaxine (PRISTIQ)
March 2010
Find out how Pristiq and the older antidepressant drug, Effexor are, essentially, the same and why not to use the new one.
New Report Sheds Light on Serious Safety Problems with Anti-Smoking Drug Varenicline (CHANTIX)
July 2008
A recent study has found large numbers of reports of psychiatric adverse effects with varenicline (CHANTIX) including hundres of reports of suicidal acts, thoughts or behaviors; possible psychosis; and hostility or aggression.
Drug-Induced Eye Toxicity: 62 Drugs That Can Cause Eye Disease
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.
Serotonin Syndrome Due to Drug Interactions
April 2008
The article lists more than 30 prescription drugs that can cause the serotonin syndrome.
Older Adults May Have Low Blood Sodium Levels When Using the Antidepressant Venlafaxine (EFFEXOR)
August 2007
Patients over the age of 65 taking or considering taking venlafaxine (EFFEXOR) should ask their provider to check for low blood sodium levels within three to five days after treatment is started. Patients taking venlafaxine who are experiencing the symptoms of low blood sodium levels listed in the article should contact the prescriber as soon as possible. Patients should not discontinue taking venlafaxine without first consulting with their prescribing health care provider. Other antidepressants in the SSRI family such as PROZAC and PAXIL have also been found to cause low sodium levels.
FDA: All Antidepressants Should Carry Warnings About Risks of Suicidal Thoughts in Young Adults
July 2007
Because of new information about increased risks of suicidal thoughts associated with the use of a variety of antidepressants, people of all ages should be monitored closely with all antidepressants after the drugs are first prescribed, switched or when the dosage is changed. Do not stop using any antidepressants without first consulting the prescriber.
PUBLIC HEALTH ADVISORY: Continuing Antidepressants During Pregnancy May Help Mother, Harm Baby: A Medical Dilemma
October 2006
Women who are pregnant and taking certain antidepressants take note: a recent study finds that you are more likely to have a recurrence of depression if you stop treatment during pregnancy, but another recent study suggests that taking certain antidepressants may harm your baby. Find out about this dilemma.
PUBLIC HEALTH ADVISORY: Migraine Drugs, Antidepressants May Cause Life-Threatening Interactions
October 2006
If you are taking triptans, SSRIs or SNRIs and experience the symptoms of serotonin syndrome listed in this article, you should seek medical attention immediately. This is because of the possibility of life-threatening reactions such as nausea, changes in blood pressure or hallucinations that may be caused by the interaction of migraine headache drugs, called triptans, and certain antidepressants.
Sustained High Blood Pressure with Antidepressant Venlafaxine Extended Release (EFFEXOR XR)
May 2006
If you are taking venlafaxine (Effexor XR)and experience an episode of increased blood pressure you should talk to the prescribing healthcare provider about lowering the dose or stopping the drug.
Black Box Warning To Be Required On All Antidepressants Concerning Suicide Risk In Children And Adolescents
December 2004
Belatedly, the Food and Drug Administration (FDA) announced on October 15, 2004 that it is taking steps to inform parents and physicians about the risks of antidepressants when these drugs are used to treat major depressive disorder in children and adolescents.
Canadians Warned of Potential Adverse Effects of Maternal Use of Antidepressants on Newborns. American Mothers Still in the Dark
October 2004
The Canadian equivalent of the Food and Drug Administration (FDA), Health Canada, issued a public advisory on August 9, 2004 warning that newborns may be adversely affected when their mothers take one of the family of antidepressants known as selective serotonin reuptake inhibitors (SSRIs) and other newer anti-depressants during the third trimester of pregnancy.
Suicide Risk Added To The Professional Product Labeling For Eight Antidepressants
August 2004
At the request of the Food and Drug Administration (FDA), eight out of ten manufacturers of newer antidepressants have agreed to add a warning about the possibility of an increased risk of suicide associated with the use of these drugs. The warning will appear in the professional product labeling, or package insert, for these drugs.(listed in the article)
The Antidepressant Fluoxetine (Prozac) and Suicidal Ideation — Déjà vu 1991
May 2004
Fourteen years ago, in May 1991, the Health Research Group petitioned the Food and Drug Administration (FDA) to require a warning in the professional product labeling, or package insert, of fluoxetine (PROZAC) concerning the risk of suicidal impulses in patients using the drug. Fluoxetine belongs to the family of antidepressants known as selective serotonin re-uptake inhibitors, or SSRIs. Read the warning we asked for back then.
FDA Issues Public Health Advisory On Antidepressants And Suicide Risk In Children
December 2003
The Food and Drug Administration (FDA) issued a Public Health Advisory on October 27, 2003 about reports of suicidal thinking and suicide attempts in clinical trials of eight drugs in pediatric patients with major depressive disorder (MDD).
Important New Warnings! The Use Of The Antidepressant Venlafaxine (EFFEXOR, EFFEXOR XR) In Children And Adolescents
October 2003
Parents whose children are taking venlafaxine should consult the prescribing physician immediately. DO NOT stop venlafaxine treatment immediately. Discontinuation of this drug requires medical supervision.
Drug Induced Psychiatric Symptoms (Part 2)
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.