Oseltamivir

Dosage Forms Available

• Oseltamivir is available for oral use as capsules and an oral suspension.

Age and Dose Restrictions

• Oseltamivir is suitable for use in both adults and children.

Contraindications

• Oseltamivir is contraindicated in patients with known serious hypersensitivity to any of its components.
• It is also contraindicated in patients with end-stage renal disease who are not receiving dialysis.

Other Medications to Avoid

• Oseltamivir may interact with live attenuated influenza vaccines (such as the nasal spray flu vaccine) and certain renally eliminated medications (such as chlorpropamide, methotrexate, and phenylbutazone).

Overdose and Missed Dose

• An overdose of Oseltamivir may lead to nausea and vomiting. If these symptoms occur, please contact your doctor and follow their instructions.
• If a dose of Oseltamivir is missed, take it as soon as you remember unless it is close to the time for your next dose. Do not take two doses at one time to make up for the missed dose.

Management of Side Effects

Most side effects are temporary and generally harmless and resolve when discontinuing this medicine. However, if you experience any severe side effects or worsening of any of the symptoms, please consult your doctor.

• To manage nausea, take Oseltamivir with food.
• Staying hydrated may help alleviate some side effects like diarrhoea.

Use in Driving and Operating Machinery

• There is no evidence suggesting that Oseltamivir affects the ability to drive or operate heavy machinery. However, always be cautious and avoid engaging in such activities if feeling unwell due to the flu.

Use in Pregnancy and Lactation

• Oseltamivir is usually only recommended by doctors during pregnancy if the benefits outweigh the potential risks.
• Small amounts of Oseltamivir are excreted into breast milk. Nursing mothers should consult their doctor before taking this medication.

Caution in Other Conditions

• Patients with pre-existing renal impairment should use Oseltamivir with caution. Dosage adjustments based on creatinine clearance may be needed.
• Individuals with severe hepatic disorders should also consult their doctor before using Oseltamivir.

Special Dietary and Lifestyle Recommendations

• During flu season, maintaining a balanced diet rich in vitamins and minerals can support immune function. Include plenty of fruits, vegetables, and lean proteins in your diet.
• Regular moderate exercise can help boost overall health; however, rest is crucial when battling influenza.
• Staying hydrated is particularly important during illness periods; aim to drink at least eight glasses of water a day.
• Practising good hygiene such as frequent hand washing and avoiding close contact with sick individuals can help prevent the spread of influenza.