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  • Writer's pictureIkris Pharma

Side effects of Oseltamivir Phosphate


oseltamivir phosphate

Oseltamivir phosphate is an antiviral medication that is used in the prevention and treatment of influence A and influencer B virus. WHO recommends the use of oseltamivir phosphate in the patient who is prone to the danger of complication within 48 hours of the first symptom appear. It is generally recommended to the patient of the high risk that is children, pregnant women, people above 65 years etc.

Oseltamivir 30 mg is on the WHO's (World Health organisation's) list of essential medicines.


Side effects of Oseltamivir Phosphate:


Few common side effects of Oseltamivir phosphate are:

  • Diarrhoea

  • Vomiting

  • Headache

  • Trouble sleep


Most frequent adverse reactions occurring in children of age between 1 to 12 years in naturally acquired influenza are:

  • Diarrhoea: loose, bowel like movements that occur due to oseltamivir drug. If this serious condition occurs, then the drug use should be discontinued.

  • Vomiting: It is one of the common side effects that is caused by the use of oseltamivir phosphate.

  • Pneumonia: use of this drug over a long period of time may cause infection to the alveoli of lungs.

  • Abdominal pain: may the dose of Oseltamivir 75mg is not in favour with the body thus it may cause abdominal pain in several cases.

  • Asthma: few cases of asthma in children has been reported

  • Otitis media: this drug May cause ear infections that are commonly caused by bacteria or virus

  • Nausea: feeling to vomit may occur when the drug is consumed

  • Ear disorder: some cases of ear disorder has been reported

  • Bronchitis: infection in the lungs can be caused

  • Conjunctivitis: inflammation in eyeball or infection in eyes is caused.

  • Dermatitis: skin infection has been reported

  • Lymphadenopathy: this drug may cause swelling or inflammation in hormone glands.

  • Tympanic membrane disorder: this illness is also caused by uptake of high doses of oseltamivir phosphate.

Some serious adverse reactions of Oseltamivir phosphate in children as well as in adults are:

  • Serious hypersensitivity reaction: Serious skin/hypersensitivity reactions such as Stevens-Johnson Syndrome, toxic epidermal necrolysis and erythema multiforme.

  • Neuropsychiatric events: Patients with influenza, including those receiving this medication may have a great sign of confusion or disorder.


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