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Effexor XR (Venlafaxine XR)

No brand of Effexor XR found.

Generic Equivalent of Effexor XR

TypeDrug NameDosage 
Venlafaxine XR (Capsule)37.5 mg
Venlafaxine XR (Capsule)75 mg
Venlafaxine XR (Capsule)150 mg

Is A Prescription Required to Have Effexor XR?

A Prescription is required to purchase Effexor XR from our Canadian pharmacy in Canada.

What Does Effexor XR Mean?

Effexor XR (venlafaxine hydrochloride-extended release) is a medicine that belongs to the class of antidepressants and is used for the treatment of depression, generalized anxiety, nervousness, social phobia (avoidance or fear of social situations) and repeated, unexpected panic attacks.

How Does Effexor XR Work in the Body?

Effexor XR (venlafaxine XR) acts by balancing the two naturally occurring chemicals in brain: serotonin and norepinephrine that can sometimes become unbalanced and lead to depression and other mental disorders.

Is Venlafaxine An SSRI Or SNRI?

Venlafaxine is an SNRI (Serotonin and Norepinephrine Reuptake Inhibitors) that blocks the reabsorption of both serotonin and norepinephrine increasing their availability to brain.

What Is The Generic Form Of Effexor XR?

The generic form of Effexor XR is venlafaxine hydrochloride extended release tablet and is manufactured by Sandoz in Canada.

How Is Effexor XR Supplied and Stored?

It will be our privilege to offer you the generic version of Effexor XR from Canada. The Venlafaxine Hydrochloride-extended release is also known as Venlafaxine XR. It is available as 37.5 mg and 150 mg dosage in packaging of 100 capsules. The medication should be stored at a room temperature of 15°C to 30°C in a dry place and tightly closed container. It should be kept out of sight and reach of children.

What Is the Cost of Generic Effexor XR?

Our Canadian pharmacy website is pleased to offer you the generic Effexor XR 37.5 mg at an unbeatable price of $33 for a supply of 100 tablets, which is 0.33 per unit. However, the prices for Effexor XR can range from $0.38 to $3.6 per tablet depending on the pharmacy you visit. Compare depression medication and Canada RX prices before your purchase.

Is Effexor XR Good for Anxiety?

Effexor XR is an antidepressant that is also used for the treatment of generalized anxiety or nervousness, social anxiety disorder, unwanted thoughts and fear.

Is Effexor XR A Mood Stabilizer?

Effexor might be useful in treatment of bipolar or unipolar depression, but is itself not a mood stabilizer. A person with bipolar disorder taking only an antidepressant without any mood stabilizer medication such as lithium is at a higher risk if shifting to mania or hypomania stage.

Can Effexor XR Treat Hot Flashes?

Some recent studies have shown that Effexor XR (venlafaxine) eased the symptoms of hot flashes (menopausal symptoms) just as good as hormone replacement therapy (HRT).

Is Venlafaxine XR The Same as Xanax?

Effexor XR (venlafaxine XR) is used for treatment of depression, anxiety and panic disorder. Xanax (alprazolam) is an anti-anxiety drug used for treatment of short-term anxiety and panic attacks.

How Long Does It Take for Effexor XR To Take Effect?

The symptoms of depression such as disturbances in sleep, energy or appetite may improve in 1-2 weeks. Improvement of these physical symptoms shows that the medication is working. Other mental symptoms like depressed mood, lack of interest in activities might take up to 4-6 weeks to improve. If you have any questions regarding the effects of Effexor XR, consult your health care professional.

Do You Have to Take Venlafaxine XR With Food?

It is very important to take Effexor XR exactly as prescribed by your doctor. It should be taken once a day with food, same time every day. Do not crush, divide or chew the capsules. Never increase or decrease the dose of medication without consulting your doctor.

Can Effexor XR Cause High Blood Pressure?

Effexor XR can lead to increased blood pressure in some people. You should have your blood pressure checked before starting treatment with Effexor XR and monitor it during treatment. High blood pressure should be controlled before starting treatment with Effexor XR. There can be sudden changes in blood pressure while you are taking this medication. Consult your doctor if you have symptoms that indicate sudden increase in blood pressure like headache (especially at the back of head/neck when waking up), stronger and rapid heartbeats, chest pain, dizziness, blurred vision and excessive tiredness.

Can Effexor XR Cause A False Positive Drug Test?

False-positive urine immunoassay tests for phencyclidine (PCP) and amphetamine have been reported in patients taking venlafaxine. This is because of lack of specificity of the screening tests. These false positive tests can also occur several days after discontinuation of therapy with venlafaxine. Other confirmatory tests like gas chromatography can distinguish venlafaxine from PCP and amphetamine.

Can You Drink Alcohol While Taking Effexor XR?

Drinking alcoholic beverages should be avoided or kept to a minimum while taking Effexor XR. Alcohol further increases the impairment of mental and motor skills caused by venlafaxine.

What Should You Avoid While Taking Effexor XR?

Effexor XR does not usually affect people’s daily activities, but it can make some patients sleepy. Hence, you should not drive or operate machinery until you know how Effexor XR affects you.

What Are The Side Effects Of Effexor XR Withdrawal?

Do not stop taking Effexor XR all of a sudden. Otherwise, you may experience withdrawal symptoms such as loss of appetite, weight loss, agitation, restlessness, confusion, aggression, convulsions, coordination problems, diarrhea, dizziness, dry mouth, tiredness, headache, insomnia, mood swings, nausea, nervousness, nightmares, electric shock sensations, vertigo, sweating, ringing in ears or vomiting. Consult your health care professional for adjusting the dosage.

What Is A Brain Zap on Effexor XR?

Brain zaps, brain shiver, electric shocks or head shocks are common side effect and withdrawal symptom of antidepressants like Effexor XR. These are repeated electric shock-like sensations in brain and head and extend to other parts of body.

Can Effexor XR Cause Weight Gain?

Most of the antidepressants medications lead to unexplained gain in weight; however Effexor XR does not lead to weight gain.

How is Effexor XR Metabolized in Body?

The drug is extensively metabolized in liver and has a half-life of 15±6 hours.

What Are The Possible Side Effects of Effexor XR?

Like all other medications, Effexor XR can also cause side effects. Most common side effects include increased blood pressure (that persists), headache, dizziness, nausea, dry mouth, and sleepiness, loss of appetite, insomnia, constipation, sexual problems, weakness, sweating, nervousness, abnormal vision and dreams, fast heartbeat. Some uncommon side effects also include allergic reactions such as red skin, hives, itching, swelling of lips, face, tongue, throat, trouble breathing, wheezing, shortness of breath, low sodium level in blood with symptoms such as tiredness, weakness, confusion, combined with achy stiff and uncoordinated muscles, mania/hypomania with symptoms such as elevated or irritable mood, decreased need for sleep, racing thoughts, akasthisia (feeling restless and unable to sit or stand still), hallucinations, uncontrollable movements of body or face, gastrointestinal bleeding, inability to urinate. Some rare side effects include seizures, serotonin syndrome (a combination of symptoms such as shaking, sweating, confusion, restlessness, shivering, high fever, sudden jerking of muscles, hallucinations, fast heartbeat), liver disorders with nausea, yellowing of skin and eye, dark urine, glaucoma, new or worsened emotional problems. These are not all the side effects of Effexor XR. In case you have any unexpected effect, immediately consult your health care professional.

What Are The Effects of Effexor XR On Pregnancy And Newborns?

It has been reported that some newborns whose mothers took antidepressants like Effexor XR during pregnancy developed complications at birth-time requiring hospitalization, breathing support and tube feeding. Symptoms included feeding or breathing difficulties, seizures, tense or overly relaxed muscles, jitteriness and constant crying.

When Should You Not Take Effexor XR?

Do not take Effexor XR if you:
  • Are allergic to Effexor XR or any of the ingredients in the medication
  • Are currently taking any monoamine oxidase inhibitors used to treat depression such as phenelzine sulphate, moclobemide

What Should You Tell Your Doctor Before taking Effexor XR?

Before you start taking Effexor XR, be sure to tell your doctor if you:
  • Had any allergic reaction to food or medications
  • Have any liver problems, kidney or heart problems
  • Suffer from seizures
  • Have high cholesterol
  • Have bleeding disorders or low platelet count
  • Have blood pressure problems
  • Are taking any prescription or non-prescription medications like MAO inhibitors, other antidepressants, weight-loss medication, sleeping pills, anti-anxiety medicines or medicines to control blood pressure, any natural products like St. John’s Wort
  • Are pregnant or planning to become pregnant
  • Are breast-feeding
  • Have habits of consuming alcohol or street drug consumption
  • Had recent bone fracture or have osteoporosis
  • Drive a vehicle or perform hazardous tasks during work
  • Have glaucoma or increased pressure in your eyes

What Medicines Can Interact With Effexor XR?

It is important to tell your health care professional about all other medicines that you have taken recently including any kind of supplements and non-prescription drugs. Medicines which interact with Effexor XR include:
  • St. John’s Wort
  • Other antidepressants like tricyclic antidepressants and other medicines that affect serotonin levels such as lithium, linezolid, sibutramine, tryptophan, triptans used to treat migraines
  • Medicines used to treat pain like fentanyl used in anaesthesia or to treat chronic paint), tramadol, tapentadol, meperidine, methadone, pentazocine
  • Certain medicines used to treat cough, such as dextromethorphan
  • Medicines used to treat schizophrenia
  • Medicines used to treat bipolar depression like lithium
  • Metoprolol and other medicines used to treat high blood pressure and angina
  • Medications that affect blood clotting and increase bleeding such as oral anticoagulants (warfarin, dabigatran), acetylsalicylic acid and non-steroidal anti-inflammatory drugs
  • Medicines used to treat epilepsy
  • Cimetidine (anti-acid)
  • Ketoconazole (anti-fungal)

Where Can I Buy Effexor XR Online?

If prescribed by your health care professional, Effexor XR can be bought directly from Canadian Online Pharmacy. You will not have to wait to start your therapy due to the swift shipping service provided by us.

How Is Effexor XR Delivered?

The standard delivery fee is $10.00. The orders are usually shipped in 2-3 working days after the processing of the order. The medication package is delivered by regular mail within 10-14 business days after it has been shipped. For further information and aid, you can contact our Customer Service at 604-581-4000 or email us at


  • Mailing Address:
  • Canada Wide Pharmacy
  • 102-15129 100 Avenue
  • Surrey, BC, V3R 9P4
  • order by phone 604-581-4000
  • Pharmacist: Yasir Mohamed
  • Pharmacy Hours:
  • Weekdays: 9:00AM - 5:00PM
  • Weekends: Closed