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Relpax (Eletriptan)

TypeDrug NameDosage 
Relpax20 mg
Relpax40 mg

Generic Equivalent of Relpax

TypeDrug NameDosage 
Eletriptan20 mg
Eletriptan40 mg

Is A Prescription Required To Have Relpax?

A Prescription is required to purchase Relpax from

What Is the Drug Relpax Used for?

Relpax is prescribed by doctor for the treatment of acute migraine headaches with or without aura in adults. It is not indicated for any other type of headaches.

What Is a Migraine Headache?

Migraine headache is defined as an extreme, throbbing headache which can cause pain or one or both sides of your head. It may be accompanied by nausea and vomiting, with sensitivity to noise and light. The pain and symptoms of migraine headache are much worse than a common headache. Some people might also experience visual symptoms before the headache such as flashing lights, known as aura.

What Kind of Drug Is Relpax?

Relpax is an anti-migraine drug that belongs to the drug class of triptans. It affects a natural chemical in our body called serotonin that causes narrowing of vessels in brain.

How Does Relpax Work on Migraine?

Relpax (eletriptan) helps to reduce swelling of blood vessels around the brain which is responsible for headache in a migraine attack. It also blocks the release of substances from nerve endings that can cause symptoms like pain, nausea, and sensitivity to light and sound.

How Is Relpax Supplied and Stored?

Relpax is a product manufactured by Pfizer Canada. The drug is available in 20 mg and 40 mg dosage in blister of 6 tablets. Relpax should be stored at a temperature of 20°C to 25°C with excursions permitted to 15-30 °C. The packaging should be kept in a safe place out of reach of children.

What Is the Cost of Relpax?

The average cost of Relpax is around $311 for a supply of 6 tablets, which is $50 per tablet. Our Canadian Wide Pharmacy is pleased to offer you the branded Relpax 40mg at the lowest price of $23.25 per tablet, and $558 for a supply of 24 tablets. It is best to compare the prices from retail stores and verified online pharmacies.

Can You Take Ibuprofen and Relpax Together?

If the first dose of this drug dies not provide relief from migraine, then it is fine to take pain killers like paracetamol or other non-steroidal anti-inflammatory drugs such as ibuprofen.

How Often Can You Take a Relpax?

You should take Relpax exactly as prescribed by your health care professional. Take one tablet of Relpax(with or without food) as soon as you feel a migraine attack coming on. If it doesn’t give you any relief, the second tablet can be taken only after 2 hours of taking the first one. Do not take the second tablet without first talking to your doctor. Do not take more than a total of 80 mg of Relpax in a 24 hour period. It is good to write down whenever you have a headache and when you take Relpax so you can let your doctor know how well Relpax is working for you.

What Should I Avoid While Taking Relpax?

Relpax can lead to dizziness, drowsiness or weakness. Do not drive or use machinery until you know how Relpax affects you or when you have these symptoms.

Can You Drink Alcohol While Taking Relpax?

You should be careful drinking alcohol if you suffer from migraine attacks. Drinking alcohol can worsen migraine headaches or cause new headaches. People who suffer from migraine should avoid taking alcoholic drinks especially during headaches.

Is Relpax a Controlled Substance?

Relpax belongs to the class of anti-migraine drugs. However, Relpax 20 mg or 40 mg is not a controlled substance under the Control Substance Act.

How is Relpax Metabolized in Body?

Relpax (eletriptan) is metabolized in liver and has a half-life of approximately 13 hours.

What Are The Possible Side Effects of Relpax?

Like all other medications, Relpax can also cause other side effects. Most common side effects of Relpax include dizziness, tiredness, nausea, weakness and drowsiness. Some serious side effects of Relpax are changes in the color or sensation in fingers and toes (known as Raynaud’s phenomenon), problems in stomach and intestine such as sudden stomach pain, weight loss, nausea, vomiting, constipation or diarrhea, blood in stools, fever, blood circulation issues in legs such as cramps and pain in legs and hips, feeling of heaviness or tightness in leg muscles, burning pain in toes or feet while taking rest, numbness and tingling sensation in legs, cold feeling or color changes in legs or feet, headaches due to medication overuse. Certain patients might take too many Relpax tablets which can worsen their headaches. Other serious side effects of Relpax include heart problems such as heart attack leading to death and serotonin syndrome which is a life threatening condition that can happen in people taking Relpax especially with when taken along with anti-depressants such as selective serotonin reuptake inhibitors (SSRIs) or serotonin and norepinephrine reuptake inhibitors (SNRIs).

Immediately stop taking Relpax and seek emergency medical help if you have any of the following symptoms (of a heart attack):
  • Any discomfort or pain ind the center of chest lasting for a few minutes and coming back
  • Heavy squeezing pressure or fullness in chest
  • Pain or discomfort in arms, neck, jaw or stomach
  • Shortness of breath
  • Nausea or vomiting
  • Breaking out in a cold sweat
  • Light-headedness
Call your doctor right away if you experience any of the following symptoms of a serotonin syndrome:
  • Fast heartbeat
  • Mental changes such as hallucinations, agitation or coma
  • Blood pressure changes
  • Increased body temperature
  • Tightness in muscles
  • Trouble in walking
  • Nausea, vomiting or diarrhea
Tell your doctor about any side effect that bothers you or does not go away. These are not all the side effects of Relpax. If you see any unexpected effect of Relpax, consult your health care professional right away.

When Should You Not Take Relpax?

Do not take Relpax if you:
  • Have heart problems
  • Have or had a stroke in past or problems with your blood circulation
  • Suffer from hemiplegic or basilar migraines. In case you have doubt about having these types of migraines, consult your doctor
  • Have ischemic bowel disease
  • Have narrowing of blood vessels in your legs, arms, stomach or kidney
  • Have taken or take other "triptans" or triptan combination products such as almotriptan (Axert), sumatriptan and naproxen sodium (Treximet), frovatriptan (Frova), zolmitriptan (Zomig), naratriptan (Amerge), rizatriptan (Maxalt), sumatriptan (Imitrex), ergotamines such as Bellergal-S, Ergomar, Cafergot, Wigraine or dihydroergotamines such D.H.E. 45 or Migranal or methysergide (Sansert)
  • Have taken the following medicines within the last 72 hours:
  • ketoconazole (Nizoral)
  • clarithromycin (Biaxin)
  • itraconazole (Sporanox)
  • ritonavir (Norvir)
  • nefazodone (Serzone)
  • nelfinavir (Viracept)
  • troleandomycin (TAO)
  • Are allergic to eletriptan or any of the ingredients in Relpax.

What Should You Tell Your Doctor Before Taking Relpax?

Before you take Relpax, you should tell your doctor if you:
  • Have Heart problems or family history of heart issues and stroke
  • Have high cholesterol or high and uncontrolled blood pressure
  • Have diabetes
  • Smoke
  • Are obese or overweight
  • Are a female who has gone through menopause
  • Are a male over the age of 40 years
  • Have liver or kidney problems
  • Are pregnant or planning a pregnancy. The effect of Relpax on the unborn baby is unknown.
  • Are breast-feeding or planning to breast-feed. Relpax passes into breast-milk and might cause harm to your baby.
You should tell your doctor about all the medicines that you take including prescription and non-prescription medications along with any vitamins and herbal supplements. Especially tell your doctor if you take anti-depressant medicines called selective serotonin reuptake inhibitors (SSRIs) and serotonin and norepinephrine reuptake inhibitors (SNRIs). Taking selective serotonin reuptake inhibitors (SSRIs) such as fluoxetine, or serotonin norepinephrine reuptake inhibitors (SNRIs) like venlafaxine. Taking these with Relpax or other triptans can lead to a life threatening condition such called serotonin syndrome. Its symptoms include restlessness, diarrhea, loss of coordination, hallucinations, nausea, fast heartbeat, vomiting, increased temperature of body, changes in blood pressure and overactive reflexes.

What Medicines Can Interact With Relpax?

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 Relpax include:
  • Anti-depressants such as fluoxetine and venlafaxine
  • Serotonin receptor agonists like sumatriptan, rizatriptan
  • Ergotamine drugs like Cafergot, dihydroergotamine and methysergide
  • ketoconazole (Nizoral)
  • clarithromycin (Biaxin)
  • itraconazole (Sporanox)
  • ritonavir (Norvir)
  • nefazodone (Serzone)
  • nelfinavir (Viracept)
  • troleandomycin (TAO)

Where Can I Buy Relpax Online?

If prescribed by your health care professional, Relpax 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 Relpax 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
  • Saturday: Closed
  • Sunday: 9:00AM - 2:00PM