Notice: Images are for illustration only and may not reflect the exact product you receive. Brand-name medications may look different depending on their country of origin—Canadian versions, for example, often include a "PR" symbol on the packaging. Rest assured, the medication, dosage, and active ingredients will be exactly as prescribed. Canada Pharmacy Store is committed to your health and safety, and we work only with licensed pharmacies to ensure you receive trusted, high-quality medication every time.
Tamiflu (Oseltamivir)
| Oseltamivir (Generic) Oseltamivir Phosphate | ||||||
|
Shipped from Canada | ||||||
| | ||||||
| Select product strength & quantity:
Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
| Select product strength & quantity:
Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
| Oseltamivir (Generic) Oseltamivir Phosphate | ||||||
|
Shipped from Mauritius | ||||||
| | ||||||
| Select product strength & quantity:
Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
General Medication Fact Sheet for Tamiflu
| Field | Information |
|---|---|
| Medication Name | Tamiflu |
| Generic Name | Oseltamivir |
| Purpose | Antiviral medication used to treat and prevent influenza (flu) |
| Mechanism of Action | Inhibits neuraminidase, an enzyme that enables influenza viruses to be released from infected cells, thus slowing the spread of the virus in the body. |
| Dosage Forms | Oral capsules, oral suspension |
| Available Strengths | 30 mg, 45 mg, 75 mg (capsules); 6 mg/mL (oral suspension) |
| Dosage Frequency | Twice daily for treatment; once daily for prevention, or as directed by a healthcare provider. |
| Common Side Effects | Nausea, vomiting, headache, diarrhea, stomach pain |
| Serious Side Effects | Severe allergic reactions (anaphylaxis, Stevens-Johnson syndrome), neuropsychiatric events (self-injury, delirium). |
| Drug Interactions | Probenecid (may increase oseltamivir concentration), live attenuated influenza vaccine (effectiveness may be reduced if administered together). |
| Important Notes | Start taking Tamiflu within 48 hours of flu symptoms onset for treatment; consult a healthcare provider for prevention use; not a substitute for the flu shot. |
| Storage | Store capsules and unopened oral suspension at room temperature. Reconstituted oral suspension should be stored in the refrigerator and discarded after 10 days. |
| Missed Dose | Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not double the dose. |
| Alternatives | Xofluza (baloxavir marboxil), Supportive care (rest, fluids, over-the-counter pain relievers), Amantadine, Rimantadine |
Tamiflu Alternatives
| Medication | Mechanism of Action | Notes |
|---|---|---|
| Xofluza (baloxavir marboxil) | Inhibits the cap-dependent endonuclease activity of the viral polymerase, preventing viral replication. | A single-dose oral medication for influenza treatment. |
| Supportive Care (rest, fluids, OTC pain relievers) | Symptom management. | Focuses on relieving symptoms; does not target the virus directly. |
| Amantadine | Blocks the M2 protein of influenza A virus, inhibiting viral uncoating. | Used for treatment of influenza A, but resistance is common. |
| Rimantadine | Blocks the M2 protein of influenza A virus, inhibiting viral uncoating. | Used for treatment of influenza A, but resistance is common. |
Tamiflu Side Effects
| Common Side Effects | Serious Side Effects |
|---|---|
| Nausea | Severe allergic reactions (anaphylaxis, Stevens-Johnson syndrome) |
| Vomiting | Neuropsychiatric events (self-injury, delirium) |
| Headache | Seizures |
| Diarrhea | Pneumonia |
| Stomach pain | Worsening of underlying medical conditions |
Tamiflu Dosage Guide
| Condition | Starting Dose | Maintenance Dose | Administration Notes |
|---|---|---|---|
| Influenza Treatment (Adults) | 75 mg twice daily | 75 mg twice daily for 5 days | Start within 48 hours of symptom onset. Can be taken with or without food. |
| Influenza Prevention (Adults) | 75 mg once daily | 75 mg once daily for up to 6 weeks (during flu season) | Can be taken with or without food. |
| Influenza Treatment (Children >1 year) | Dosage based on weight | Dosage based on weight twice daily for 5 days | Use oral suspension for accurate dosing. |
| Influenza Prevention (Children >1 year) | Dosage based on weight | Dosage based on weight once daily | Consult with a pediatrician or healthcare provider. |
Tamiflu Price With And Without Insurance
| Purchase Context | Estimated Price |
|---|---|
| With Insurance | $25 |
| Without Insurance (U.S.) | $150 |
| From Canada | $34 |
