Onfos 2mg Oral Suspension

Introduction

Onfos is a medication that contains the active ingredient Ondansetron. It is available in the form of an oral suspension and is commonly prescribed under the brand name Onfos. This medication is primarily used to prevent nausea and vomiting caused by chemotherapy, radiation therapy, and surgery.

Uses

Onfos is prescribed to patients who experience nausea and vomiting as a result of chemotherapy, radiation therapy, and surgery. It helps to reduce these symptoms and improve the overall well-being of patients undergoing these treatments.

Dosage and Administration

The dosage of Onfos may vary depending on the individual patient and their specific circumstances. Follow the instructions provided by your healthcare professional. Generally, the recommended dosage for adults is 8 mg taken orally, 1 to 2 hours before chemotherapy, radiation therapy, or surgery. For children, the dosage is based on their body weight and should be determined by a healthcare professional.

Onfos should be taken with or without food. The suspension should be shaken well before each use, and the dose should be measured using the provided measuring device. Follow the prescribed dosage and not exceed the recommended amount.

Mechanism of Action

Onfos contains the active ingredient Ondansetron, which belongs to a class of medications called selective 5-HT3 receptor antagonists. It works by blocking the action of serotonin, a neurotransmitter that can trigger nausea and vomiting. By inhibiting the serotonin receptors in the brain and gut, Onfos helps to prevent these symptoms.

Side Effects

Common side effects may include headache, constipation, and dizziness. These side effects are usually mild and temporary. However, if any of these side effects persist or worsen, consult your healthcare professional.

In rare cases, Onfos may cause more serious side effects. These can include allergic reactions, irregular heartbeat, and changes in liver function. If you experience any of these serious side effects, seek immediate medical attention.

Drug Interactions

inform your healthcare professional about all the medications you are currently taking, including prescription drugs, over-the-counter medications, and herbal supplements. Some medications may interact with Onfos and affect its effectiveness or increase the risk of side effects. Common drug interactions include certain antidepressants, antiarrhythmics, and medications that prolong the QT interval. Your healthcare professional will monitor and adjust your medication regimen accordingly to minimize the risk of drug interactions.

Precautions

Before taking Onfos, inform your healthcare professional of any allergies or medical conditions you have, especially if you have a history of heart problems, liver disease, or electrolyte imbalances. Disclose all medications you are currently taking to avoid potential interactions.

Onfos should be used with caution in pregnant or breastfeeding women, as the effects on the fetus or nursing infant are not fully known. It is recommended to discuss the risks and benefits with your healthcare professional before using this medication in these situations.

Storage

Onfos should be stored at room temperature, away from direct sunlight and moisture. Keep the medication out of reach of children and pets. Do not use the medication if it has expired or shows signs of deterioration.

Patient Tips

• Take Onfos as prescribed by your healthcare professional and follow the recommended dosage instructions.
• If you miss a dose, take it as soon as you remember. However, if it is close to the time for your next dose, skip the missed dose and continue with your regular dosing schedule.
• If you have any concerns or questions about the medication, consult your healthcare professional for further guidance.
• Do not stop taking Onfos without consulting your healthcare professional, as suddenly discontinuing the medication may worsen your symptoms.
• If you experience any unusual or persistent symptoms while taking Onfos, seek medical attention.

Please note that this description, as well as the other content on our website is for educational purposes only. We do not provide medical advice. For specific medical advices, diagnoses and treatment options you should consult with your doctor.

References

• Ondansetron 2 mg/ml Solution for Injection (Health Professionals SmPC) Available at:
• Ondansetron (Drugs.com) [Accessed 3 Jun. 2024] (online) Available at:
• ondansetron (pf) in dextrose piggyback (RX) [Accessed 19 Jun. 2024] (online) Available at:
• Ondansetron Injection (MedlinePlus) [Accessed 2 Jun. 2024] (online) Available at:
• Roila F, Del Favero A. Ondansetron clinical pharmacokinetics. Clin Pharmacokinet. 1995 Aug;29(2):95-109. doi: 10.2165/00003088-199529020-00004. [Accessed 15 Jun. 2024] Available at: