Combine Effexor and Effexor Xr

Drug Interactions and Combined Side Effects of
Effexor

and Effexor Xr

Combine Effexor with Effexor Xr. To make a decision about taking Effexor and Effexor Xr, click here for a Medication Risk Map showing their individual and Combined Risks

Effexor and Effexor Xr have 102 combined Side Effects total
51 are Life Threatening
39 Occur Most Frequently

Click here for Drug Interactions and Side Effects of Effexor.
Click here for Drug Interactions and Side Effects of Effexor Xr.
Click here to compare Effexor vs Effexor Xr.

Uses of Effexor

Effexor is also known by the generic name Venlafaxine

USES:
Venlafaxine is used to treat depression. It may improve your mood and energy level, and may help restore your interest in daily living. Venlafaxine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). It works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain.

Uses of Effexor Xr

Effexor Xr is also known by the generic name Venlafaxine

USES:
Venlafaxine is used to treat depression, anxiety, panic attacks, and social anxiety disorder (social phobia). It may improve your mood and energy level and may help restore your interest in daily living. It may also decrease fear, anxiety, unwanted thoughts, and the number of panic attacks. Venlafaxine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). It works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain.

Effexor and Effexor Xr Combined Have 51 Life Threatening (Major) Side Effects

Critcal Seriouosness - A Feeling of Restlessness with Inability to Sit Still - Akathisia is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Abnormal Heart Electrical Signals - Abnormal ECG is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Behaving with Excessive Cheerfulness and Activity - Manic Disorder is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Bleeding of the Stomach or Intestines - Gastrointestinal Hemorrhage is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Blood Pressure Drop Upon Standing - Orthostatic Hypotension is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Blurred Vision is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Cannot Empty Bladder - Urinary Retention is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Chest Pain is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Confused - Impaired Cognition is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Deficiency of Granulocytes a Type of White Blood Cell - Agranulocytosis is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Depression is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Difficult or Painful Urination - Dysuria is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Disturbance in the Ability of the Eye to Focus - Accommodation Disorder is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Enlarged Prostate - Benign Prostatic Hypertrophy is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Erythema Multiforme is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Fast Heartbeat - Tachyarrhythmia is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Feeling Restless - Feeling Agitated is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Fluid Retention in the Legs, Feet, Arms or Hands - Peripheral Edema is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Frequent Urination - Increased Urinary Frequency is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Giant Hives - Angioedema is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Having Thoughts of Suicide - Suicidal Ideation is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Head Pain - Headache Disorder is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Hemorrhage of Blood Under the Skin - Ecchymosis is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - High Blood Pressure - Hypertension is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - High Cholesterol - Hypercholesterolemia is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Increased Risk of Bleeding is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Interstitial Pneumonitis is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Itching - Pruritus of Skin is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Life Threatening Allergic Reaction - Anaphylaxis is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Lockjaw - Trismus is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Loss of One's Own Sense of Reality or Identity - Depersonalization is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Low Amount of Sodium in the Blood - Hyponatremia is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Low Blood Counts due to Bone Marrow Failure - Aplastic Anemia is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Low Blood Sugar - Hypoglycemic Disorder is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Mental Impairment is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Mild Degree of Mania - Hypomania is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Mood Changes is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Neuroleptic Malignant Syndrome is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Pneumonia with High Amount of Eosinophil White Blood Cells - Eosinophilic Pneumonia is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Problems with Eyesight - Visual Changes is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Prolonged Q-T Interval on EKG - Prolonged QT Interval is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Rash - Skin Rash is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Ringing in the Ears - Tinnitus is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Seizures - Seizure Disorder is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Serotonin Syndrome - Adverse Drug Interaction - Serotonin Syndrome is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Sexual Problems - Abnormal Sexual Function is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Sinus Irritation and Congestion - Sinusitis is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Stevens-Johnson Syndrome is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Toxic Epidermal Necrolysis is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Trouble Breathing - Dyspnea is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Critcal Seriouosness - Very Rapid Heartbeat - Torsades de Pointes - Torsades de Pointes is a Life Threatening Side Effect of Effexor Xr and Effexor combined

Click for a searchable interactive map of all Life Threatening Side Effects associated with Effexor and Effexor Xr combined.

Effexor and Effexor Xr Combined have 39 Most Frequently Occurring Side Effects

Abnormal Dreams - Dream Disorder is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Anxious - Anxiety is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Blurred Vision is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Bronchitis is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Chills is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Chronic Trouble Sleeping - Insomnia is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Diarrhea is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Disturbance in the Ability of the Eye to Focus - Accommodation Disorder is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Dizzy - Dizziness is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Drowsiness - Drowsy is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Dry Mouth - Xerostomia is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Easily Angered or Annoyed - Irritability is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Excessive Sweating - Hyperhidrosis is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Feel Like Throwing Up - Nausea is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Feeling Anger Toward Something - Hostility is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Feeling Weak - General Weakness is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Gas - Flatulence is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Head Pain - Headache Disorder is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Inability to have an Erection - Erectile Dysfunction is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Incomplete or Infrequent Bowel Movements - Constipation is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Indigestion - Dyspepsia is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Inflammation or Infection of Vagina - Vaginitis is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Involuntary Quivering - Tremors is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Loss of Appetite - Anorexia is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Migraine Headache - Migraine is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Neck Pain is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Nervous - Nervousness is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Numbness and Tingling - Paresthesia is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Problem with Ejaculation - Disorder of Ejaculation is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Problems with Eyesight - Visual Changes is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Sexual Problems - Abnormal Sexual Function is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Stomach Cramps - Abdominal Pain with Cramps is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Taste Problems - Dysgeusia is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Throwing Up - Vomiting is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Twitching is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Visible Water Retention - Edema is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Weight Gain is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Weight Loss is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Yawning is a Frequently Occurring Side Effect of Effexor and Effexor Xr combined

Click for a searchable interactive map of all Side Effects associated with Effexor and Effexor Xr combined.

Effexor and Effexor Xr Drug-Drug Interactions

There are no drug-drug interactions between Effexor and Effexor Xr.

Effexor has 28 Condition Contraindications

If you have any of these Conditions then you should carefully evaluate the risks of taking Effexor.

Effexor Oral Contraindications
(grouped by decreasing seriousness level)

Relative Contraindications

Congenital Long QT Syndrome - Abnormal EKG with QT changes from Birth is a contraindication of Effexor.

Hepatic Cirrhosis - Hardening of the Liver is a contraindication of Effexor.

Narrow Angle Glaucoma - Closed Angle Glaucoma is a contraindication of Effexor.

Ocular Hypertension - Increased Pressure in the Eye is a contraindication of Effexor.

Prolonged QT Interval - Prolonged Q-T Interval on EKG is a contraindication of Effexor.

Recovery Phase Following Myocardial Infarct - Recent Heart Attack is a contraindication of Effexor.

Renal Disease with Mild to Moderate Renal Function Impairment - Mild to Moderate Kidney Impairment is a contraindication of Effexor.

Renal Disease with Moderate to Severe Function Impairment - Moderate to Severe Kidney Impairment is a contraindication of Effexor.

Severe Hepatic Disease - Severe Liver Disease is a contraindication of Effexor.

Severe Uncontrolled Hypertension - Severe Uncontrolled High Blood Pressure is a contraindication of Effexor.

Suicidal Ideation - Having Thoughts of Suicide is a contraindication of Effexor.

Upper GI Bleed - Bleeding from Stomach, Esophagus or Duodenum is a contraindication of Effexor.

Contraindication Warnings

Blood Coagulation Disorder - Blood Clotting Disorder is a contraindication of Effexor.

Chronic Heart Failure is a contraindication of Effexor.

Drug Dependence - Taking Habit Forming Drugs is a contraindication of Effexor.

Hypercholesterolemia - High Cholesterol is a contraindication of Effexor.

Hypertension - High Blood Pressure is a contraindication of Effexor.

Hyperthyroidism - Overactive Thyroid Gland is a contraindication of Effexor.

Hypomania - Mild Degree of Mania is a contraindication of Effexor.

Hyponatremia - Low Amount of Sodium in the Blood is a contraindication of Effexor.

Increased Risk of Bleeding is a contraindication of Effexor.

Manic Disorder - Behaving with Excessive Cheerfulness and Activity is a contraindication of Effexor.

Neuroleptic Malignant Syndrome is a contraindication of Effexor.

SIADH Syndrome - Syndrome of Inappropriate Antidiuretic Hormone Secretion is a contraindication of Effexor.

Seizure Disorder - Seizures is a contraindication of Effexor.

Serotonin Syndrome - Serotonin Syndrome - Adverse Drug Interaction is a contraindication of Effexor.

Substance Abuse - Misuse or Excessive Use of Drugs is a contraindication of Effexor.

Weight Loss is a contraindication of Effexor.

Effexor Xr has 28 Condition Contraindications

If you have any of these Conditions then you should carefully evaluate the risks of taking Effexor Xr.

Effexor Xr Oral Contraindications
(grouped by decreasing seriousness level)

Relative Contraindications

Congenital Long QT Syndrome - Abnormal EKG with QT changes from Birth is a contraindication of Effexor Xr.

Hepatic Cirrhosis - Hardening of the Liver is a contraindication of Effexor Xr.

Narrow Angle Glaucoma - Closed Angle Glaucoma is a contraindication of Effexor Xr.

Ocular Hypertension - Increased Pressure in the Eye is a contraindication of Effexor Xr.

Prolonged QT Interval - Prolonged Q-T Interval on EKG is a contraindication of Effexor Xr.

Recovery Phase Following Myocardial Infarct - Recent Heart Attack is a contraindication of Effexor Xr.

Renal Disease with Mild to Moderate Renal Function Impairment - Mild to Moderate Kidney Impairment is a contraindication of Effexor Xr.

Renal Disease with Moderate to Severe Function Impairment - Moderate to Severe Kidney Impairment is a contraindication of Effexor Xr.

Severe Hepatic Disease - Severe Liver Disease is a contraindication of Effexor Xr.

Severe Uncontrolled Hypertension - Severe Uncontrolled High Blood Pressure is a contraindication of Effexor Xr.

Suicidal Ideation - Having Thoughts of Suicide is a contraindication of Effexor Xr.

Upper GI Bleed - Bleeding from Stomach, Esophagus or Duodenum is a contraindication of Effexor Xr.

Contraindication Warnings

Blood Coagulation Disorder - Blood Clotting Disorder is a contraindication of Effexor Xr.

Chronic Heart Failure is a contraindication of Effexor Xr.

Drug Dependence - Taking Habit Forming Drugs is a contraindication of Effexor Xr.

Hypercholesterolemia - High Cholesterol is a contraindication of Effexor Xr.

Hypertension - High Blood Pressure is a contraindication of Effexor Xr.

Hyperthyroidism - Overactive Thyroid Gland is a contraindication of Effexor Xr.

Hypomania - Mild Degree of Mania is a contraindication of Effexor Xr.

Hyponatremia - Low Amount of Sodium in the Blood is a contraindication of Effexor Xr.

Increased Risk of Bleeding is a contraindication of Effexor Xr.

Manic Disorder - Behaving with Excessive Cheerfulness and Activity is a contraindication of Effexor Xr.

Neuroleptic Malignant Syndrome is a contraindication of Effexor Xr.

SIADH Syndrome - Syndrome of Inappropriate Antidiuretic Hormone Secretion is a contraindication of Effexor Xr.

Seizure Disorder - Seizures is a contraindication of Effexor Xr.

Serotonin Syndrome - Serotonin Syndrome - Adverse Drug Interaction is a contraindication of Effexor Xr.

Substance Abuse - Misuse or Excessive Use of Drugs is a contraindication of Effexor Xr.

Weight Loss is a contraindication of Effexor Xr.

Effexor - Symptoms of overdose may include
severe drowsiness, seizures, fast/irregular heartbeat.

Effexor Xr - Symptoms of overdose may include
severe drowsiness, seizures, fast/irregular heartbeat.

Contact poison control
If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly.