What Aloxi Injection is used for and how to use it
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Aloxi Injection - Consumer Medicine Information

Manufacture: Eisai Inc.
Country: Canada
Condition: Nausea/Vomiting, Chemotherapy Induced, Vomiting
Class: Antiemetic/antivertigo agents
Form: Liquid solution, Intravenous (IV)
Ingredients: palonosetron hydrochloride, mannitol, disodium edetate, and citrate buffer in water

palonosetron injection

as palonosetron hydrochloride

About This Medication

What the Medication is Used For

ALOXI (Ah-lock-see) is used in adult patients to prevent nausea and vomiting that may happen after taking certain anti-cancer medicines (chemotherapy).

What It Does

ALOXI is a medicine called an “antiemetic”. ALOXI blocks the action of the natural substance, serotonin, which can cause nausea and vomiting.

When It Should not be Used

Do not take ALOXI if you are allergic to palonosetron hydrochloride or any of the other ingredients in ALOXI injection.

What the Medicinal Ingredient Is

Palonosetron hydrochloride

What the Non-medicinal Ingredients Are

Citrate buffer in water, disodium edetate, mannitol

What Dosage Form It Comes In

ALOXI is supplied as a single-use sterile, clear, colorless solution in glass vials. Each 5 ml vial contains 0.25 mg palonosetron as palonosetron hydrochloride.

Warnings and Precautions

BEFORE you use ALOXI talk to your doctor or pharmacist if:

  • you have any heart disorder, including an irregular heartbeat, prolongation of the QT interval or a family history of QT prolongation or sudden cardiac death at less than 50 years
  • you have low levels of potassium or magnesium
  • you have high blood pressure
  • you have liver or kidney problems
  • you have acute bowel obstruction or a history of repeated constipation
  • you are pregnant or are planning to become pregnant
  • you are breast-feeding or plan to breast-feed
  • you are allergic to other 5-HT3 receptor antagonists such as ondansetron, dolasetron, or granisetron

Serotonin Syndrome is a rare but potentially life-threatening reaction that can occur with “antiemetic” medicines. It can cause serious changes in how your brain, muscles and digestive system work.

Serotonin Syndrome symptoms include:

  • fever, sweating, shivering, diarrhea, nausea, vomiting;
  • muscle shakes, jerks, twitches or stiffness, overactive reflexes, loss of coordination;
  • fast heartbeat, changes in blood pressure;
  • confusion, agitation, restlessness, hallucinations, mood changes, unconsciousness, and coma.

The reaction is more likely to occur if you also take certain other medications. Be sure to tell your healthcare professional all the medicines you are taking.

ALOXI may cause severe allergic reaction. Symptoms include swelling of the face, lips or tongue, difficulty breathing, rash, or fainting.

Do not take ALOXI if you are less than 18 years old.

Interactions With This Medication

As with most medicines, interactions with other drugs are possible. To avoid potentially life-threatening reactions, tell your healthcare professional about ALL the medicines you take, including drugs prescribed by other doctors, vitamins, minerals, natural supplements, or alternative medicines.

Proper Use of This Medication

Usual Dose

0.25 mg is given to you as an injection into the vein (intravenous) over 30 seconds, and about 30 minutes before you get your anti-cancer medicine (chemotherapy).


If you take more ALOXI than you should or in case of drug overdose, contact a health care practitioner, hospital emergency department or regional Poison Control Centre immediately, even if there are no symptoms.

Side Effects and What to Do About Them

The possible side effects are:

Common: headache, constipation, diarrhea, dizziness

Uncommon: tiredness (fatigue), abdominal pain , trouble sleeping (insomnia)

Tell your health professional about any side effect that bothers you or that does not go away.

Serious allergic reactions can happen with ALOXI. Tell your doctor if you experience redness or swelling of the skin, itching, chest discomfort or shortness of breath.

These are not all the possible side effects with ALOXI. For more information, ask your health professional.

Serious Side Effects, how Often They Happen and What to Do About Them

Symptom / effect Talk with your doctor or pharmacist Stop taking drug and call your doctor or pharmacist
Only if severe In all cases
Abdominal pain
Insomnia (trouble sleeping)
Allergic reaction (swelling of the lips, face, tongue or throat, difficulty in breathing, rash, hives)

This is not a complete list of side effects. For any unexpected effects while taking ALOXI, contact your doctor or pharmacist.

How to Store It

Store at 20-25°C; excursions permitted from 15-30°C. Protect from light.

Reporting Suspected Side Effects

You can report any suspected adverse reactions associated with the use of health products to the Canada Vigilance Program by one of the following 3 ways:

  • Report online at www.healthcanada.gc.ca/medeffect
  • Call toll-free at 1-866-234-2345
  • Complete a Canada Vigilance Reporting Form and:
    • Fax toll-free to 1-866-678-6789, or
    • Mail to: Canada Vigilance Program
           Health Canada
           Postal Locator 0701D
           Ottawa, Ontario
           K1A 0K9

Postage paid labels, Canada Vigilance Reporting Form and the adverse reaction reporting guidelines are available on the MedEffect Canada Web site at www.healthcanada.gc.ca/medeffect.

NOTE: Should you require information related to the management of side effects, contact your health professional. The Canada Vigilance Program does not provide medical advice.

More Information

This document plus the full product monograph, prepared for health professionals can be found by contacting the sponsor, Eisai Limited, at: 1-877-873-4724

ALOXI is a registered trademark of Helsinn Healthcare SA used under license by Eisai Limited.