Iressa

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Available Form:  

TABLET

Manufacturer name:  

Astrazeneca

Generic name:  

GEFITINIB

Strength:  

250MG

What is Iressa?

Iressa (Gefitinib) is an epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor. It is used to treat locally advanced or metastatic non-small cell Lung Cancer in people who have activating mutations of EGFR tyrosine kinase (i.

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Iressa Price and Cost Calculator

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Estimated copay

$446.31  

Drug cost

$2,220.55

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$1,785.24

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Iressa frequently asked questions

How To Buy Iressa Online?

You can buy Iressa online at PocketPills if you already have a valid prescription from your doctor. You can get started by uploading your prescription, ordering a refill by transferring any existing medications to our pharmacy or talking to one of our Canadian Doctors to get an online prescription. Get started now!

How To Get a Prescription for Iressa?

You can consult a Canadian doctor online at pocketpills.com. Our physicians can prescribe medications online during your consultation. Once you receive a prescription, you'll have the option to have it delivered to your door in discreet packaging and at no additional cost!. Click here to get an online prescription today!

Can I Get Same-Day Delivery?

Yes! We do provide same-day delivery in select areas. We do next business day delivery and can also ship overnight as well.

How Much is Shipping Cost for Iressa in Canada?

Shipping cost for Iressa to you in Canada is zero. Pocketpills offers FREE shipping anywhere in Canada to help you get access to treatment.

How to get Iressa delivered to my home?

You could get Iressa delivered at your doorstep from us in Canada if you ordered prescription medications with a valid prescription. If you are not sure if we deliver to your area, contact us.

How to get Iressa in Canada for free?

You can get Iressa for free in Canada if your health insurance provider covers it fully. Contact your provider or us to help you find out if you qualify to get Iressa for free.

Can I consult a doctor online to get Iressa?

Yes. You can book a consultation online with a Canadian doctor here with us at PocketPills to see if you qualify for a prescription to order Iressa.

Can I buy Iressa without a prescription?

You need a valid prescription to buy Iressa from us. Contact us if you need a prescription. One of our doctors can give you a telephone call at your convenience.

Iressa Uses

Iressa (Gefitinib) is an epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor. It is used to treat locally advanced or metastatic non-small cell Lung Cancer in people who have activating mutations of EGFR tyrosine kinase (i.e., they have EGFR tyrosine kinase that responded to Iressa (Gefitinib)).

Your doctor may have suggested Iressa (Gefitinib) for conditions other than those listed in these drug information articles. As well, some forms of Iressa (Gefitinib) may not be used for all of the conditions discussed here. If you have not discussed this with your doctor or are not sure why you are taking Iressa (Gefitinib), speak to your doctor. Do not stop taking Iressa (Gefitinib) without consulting your doctor.

Do not give Iressa (Gefitinib) to anyone else, even if they have the same symptoms as you do. It can be harmful for people to take Iressa (Gefitinib) if their doctor has not prescribed it.

Iressa Dosage

The recommended dose is one 250 mg tablet once a day. Try to take it at the same time each day.

Iressa (Gefitinib) may be taken with or without food.

Many things can affect the dose of medication that a person needs, such as body weight, other medical conditions, and other medications. If your doctor has recommended a dose different from the ones listed here, do not change the way that you are taking the medication without consulting your doctor.

It is important to take Iressa (Gefitinib) exactly as prescribed by your doctor. If you miss a dose, take it as soon as possible and continue with your regular schedule. If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. If you are not sure what to do after missing a dose, contact your doctor or pharmacist for advice.

Store Iressa (Gefitinib) at room temperature and keep it out of the reach of children.

Do not dispose of medications in wastewater (e.g. down the sink or in the toilet) or in household garbage. Ask your pharmacist how to dispose of medications that are no longer needed or have expired.

Iressa Side Effects

Many medications can cause side effects. A side effect is an unwanted response to a medication when it is taken in normal doses. Side effects can be mild or severe, temporary or permanent. The side effects listed below are not experienced by everyone who takes Iressa (Gefitinib). If you are concerned about side effects, discuss the risks and benefits of Iressa (Gefitinib) with your doctor.

The following side effects have been reported by at least 1% of people taking Iressa (Gefitinib). Many of these side effects can be managed, and some may go away on their own over time.

Contact your doctor if you experience these side effects and they are severe or bothersome. Your pharmacist may be able to advise you on managing side effects.

  • Acne
  • dehydration
  • Diarrhea
  • dry skin
  • itchiness
  • loss of appetite
  • mild skin rash
  • mouth sores
  • nail problems
  • nausea
  • nosebleeds
  • pain
  • temporary hair loss
  • trouble sleeping
  • vomiting
  • weakness

Although most of the side effects listed below don't happen very often, they could lead to serious problems if you do not check with your doctor or seek medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

  • red, itchy eye
  • red, sore eyelid
  • severe or long-lasting diarrhea, vomiting, nausea, or loss of appetite
  • signs of allergic reaction (e.g., skin rash, itching, redness)
  • ulcer on the surface of the eye (with or without ingrowing eyelashes)
  • vision changes

Stop taking the medication and seek immediate medical attention if any of the following occur:

  • signs of a serious allergic reaction (e.g., abdominal cramps, difficulty breathing, nausea and vomiting, or swelling of the face and throat)
  • signs of a severe skin reaction (e.g., blistering, peeling, a rash covering a large area of the body, a rash that spreads quickly, or a rash combined with Fever or discomfort)
  • signs of bleeding (e.g., blood in urine, coughing blood, cuts that don't stop bleeding)
  • signs of liver problems (e.g., nausea, vomiting, diarrhea, loss of appetite, weight loss, yellowing of the skin or whites of the eyes, dark urine, pale stools)
  • signs of pancreatitis (e.g., abdominal pain on the upper left side, back pain, nausea, fever, chills, rapid heartbeat, swollen abdomen)
  • signs of severe breathing problems (e.g., chest pain, severe or worsening breathlessness with or without cough or fever)
  • sudden severe headache

Some people may experience side effects other than those listed. Check with your doctor if you notice any symptom that worries you while you are taking Iressa (Gefitinib).

Iressa Available form

Each brown, round, biconvex, film-coated tablet, impressed with "IRESSA 250" on one side and plain on the other, contains Iressa (Gefitinib) 250 mg. Nonmedicinal ingredients: croscarmellose sodium, hypromellose, lactose monohydrate, macrogol 300, magnesium stearate, microcrystalline cellulose, povidone, red iron oxide, sodium lauryl sulfate, titanium dioxide, and yellow iron oxide.

Iressa Contraindications

Iressa (Gefitinib) should not be taken by anyone who:

  • is allergic to Iressa (Gefitinib) or to any of the ingredients of the medication
  • has an EGFR expression negative tumour

Iressa Precautions

There may be an interaction between Iressa (Gefitinib) and any of the following:

  • azole antifungals (e.g., itraconazole, ketoconazole)
  • barbiturates (e.g., mephobarbital, pentobarbital, secobarbital)
  • Carbamazepine
  • echinacea
  • histamine H2-receptor antagonists (e.g., Cimetidine, Ranitidine)
  • imatinib
  • isoniazid
  • macrolide antibiotics (e.g., clarithromycin, erythromycin)
  • Phenytoin
  • picrolimus

If you are taking any of these medications, speak with your doctor or pharmacist. Depending on your specific circumstances, your doctor may want you to:

  • stop taking one of the medications,
  • change one of the medications to another,
  • change how you are taking one or both of the medications, or
  • leave everything as is.

An interaction between two medications does not always mean that you must stop taking one of them. Speak to your doctor about how any drug interactions are being managed or should be managed.

Medications other than those listed above may interact with Iressa (Gefitinib). Tell your doctor or prescriber about all prescription, over-the-counter (non-prescription), and herbal medications you are taking. Also tell them about any supplements you take. Since caffeine, alcohol, the Nicotine from cigarettes, or street drugs can affect the action of many medications, you should let your prescriber know if you use them.

Iressa Warnings

Before you begin using a medication, be sure to inform your doctor of any medical conditions or Allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should use Iressa (Gefitinib).

Abnormal bleeding: The use of Iressa (Gefitinib) may increase the risk of bleeding. If you have signs of unusual bleeding, such as passing black tarry stools, have bloody diarrhea, vomit or cough up blood, or have unusual bruising, contact your doctor right away. People with bleeding disorders should discuss with their doctor how Iressa (Gefitinib) may affect their medical condition, how their medical condition may affect the dosing and effectiveness of Iressa (Gefitinib), and whether and special monitoring is needed. People taking blood thinners such as Warfarin should have regular blood tests to check how quickly their blood is clotting.

Dehydration: Gefitinb commonly causes diarrhea, nausea, and vomiting, which can contribute to dehydration and additional ill effects. If you experience severe diarrhea or diarrhea and vomiting for several days in a row, contact your doctor as soon as possible.

Grapefruit juice: Grapefruit juice prevents Iressa (Gefitinib) from leaving the body as it should, causing the medication to build up in the body and result in side effects. People should not drink grapefruit juice while taking Iressa (Gefitinib).

Heart rhythm: Iressa (Gefitinib) may cause abnormal changes in electrocardiograms (ECGs). People who have any heart rhythm disorder should be monitored by their doctor while taking Iressa (Gefitinib).

Interstitial lung disease (ILD): This is a rare but serious complication. People who are over 55, those with other lung or heart conditions, and people who smoke have an increased risk of death from ILD. Iressa (Gefitinib) should be stopped if ILD develops. Contact your doctor if you develop symptoms of ILD, such as shortness of breath, cough, and fever.

Kidney function: Iressa (Gefitinib) may cause kidney damage or decreased kidney function as a result of dehydration. People with reduced kidney function or Kidney Disease should discuss with their doctor how Iressa (Gefitinib) may affect their medical condition, how their medical condition may affect the dosing and effectiveness of Iressa (Gefitinib), and whether any special monitoring is needed.

Liver function: Iressa (Gefitinib) may cause liver damage or decreased liver function. People with reduced liver function or liver disease should discuss with their doctor how Iressa (Gefitinib) may affect their medical condition, how their medical condition may affect the dosing and effectiveness of Iressa (Gefitinib), and whether any special monitoring is needed. Your doctor will monitor your liver function with blood tests while you are taking Iressa (Gefitinib).

If you experience symptoms of liver problems such as fatigue, feeling unwell, loss of appetite, nausea, yellowing of the skin or whites of the eyes, dark urine, pale stools, abdominal pain or swelling, and itchy skin, contact your doctor immediately.

Weakness or impairment: Iressa (Gefitinib) usually does not make you drowsy or impair your ability to drive or operate machinery. However, it may make some people feel weak. Do not drive or operate machinery if you feel weak.

Pregnancy: There are no adequate studies of use of Iressa (Gefitinib) by pregnant women. Iressa (Gefitinib) may cause harm to an unborn baby if it is taken during pregnancy. If you become pregnant while taking Iressa (Gefitinib), contact your doctor immediately.

Breast-feeding: It is not known if Iressa (Gefitinib) passes into breast milk. If you are a breast-feeding mother and are taking Iressa (Gefitinib), it may affect your baby. Talk to your doctor about whether you should continue breast-feeding.

Children: The safety and effectiveness of using Iressa (Gefitinib) have not been established for children under 16 years of age.

References

All material © 1996-2021 MediResource Inc. Terms and conditions of use. The contents herein are for informational purposes only. Always seek the advice of your physician or other qualified health providers with any questions you may have regarding a medical condition.

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