Tamiflu and Gaviscon drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Tamiflu (oseltamivir phosphate) and Gaviscon (aluminum hydroxide; magnesium trisilicate). Common drug interactions include constipation among females and chronic kidney disease among males.

The phase IV clinical study analyzes what interactions people have when they take Tamiflu and Gaviscon. It is created by eHealthMe based on reports of 59 people who take the same drugs from the FDA, and is updated regularly.

What is Tamiflu?

Tamiflu has active ingredients of oseltamivir phosphate. It is often used in the flu. eHealthMe is studying from 22,209 Tamiflu users. Check the latest studies of Tamiflu.

What is Gaviscon?

Gaviscon has active ingredients of aluminum hydroxide; magnesium trisilicate. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 12,355 Gaviscon users. Check the latest studies of Gaviscon.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 01, 2026

59 people who take Tamiflu and Gaviscon together, and have interactions are studied.

What are the common drug interactions of Tamiflu and Gaviscon, by gender? *:

female:

Constipation
Decreased appetite
Dysgeusia (disorder of the sense of taste)
Glossodynia (a burning or painful sensation in the tongue)
Headache (pain in head)
Hypoaesthesia oral (reduced sense of touch or sensation in mouth)
Lethargy (tiredness)
Mood swings (an extreme or rapid change in mood)
Neutropenic sepsis (whole body infection is caused by a condition in which the number of white blood cells (called neutrophils) in the blood is low. neutrophils help the body to fight infection)
Night sweats (sweating in night)

male:

Chronic kidney disease
Renal failure (kidney dysfunction)
Decreased appetite
Fatigue (feeling of tiredness)
Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
Proteinuria (presence of protein in the urine)
Vitamin d decreased

What are the common drug interactions of Tamiflu and Gaviscon, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Fatigue (feeling of tiredness)
Vitamin d decreased

40-49:

Arthralgia (joint pain)
Nausea (feeling of having an urge to vomit)
Epistaxis (bleed from the nose)
Constipation
Decreased appetite
Dysgeusia (disorder of the sense of taste)
Glossodynia (a burning or painful sensation in the tongue)
Headache (pain in head)
Hypoaesthesia oral (reduced sense of touch or sensation in mouth)
Lethargy (tiredness)

50-59:

Chronic kidney disease
Renal failure (kidney dysfunction)
Renal injury (kidney injury)
Tubulointerstitial nephritis (a form of nephritis affecting the interstitium of the kidneys surrounding the tubules)

60+:

Confusional state
Hallucination (an experience involving the perception of something not present)
Proteinuria (presence of protein in the urine)
Rectal haemorrhage (bleeding from anus)
Renal failure (kidney dysfunction)
Renal injury (kidney injury)
Tubulointerstitial nephritis (a form of nephritis affecting the interstitium of the kidneys surrounding the tubules)
Vomiting
Abnormal behaviour
Chronic kidney disease

What are the existing conditions these people have? *

Menopausal Symptoms: 34 people, 57.63%
Eczema (patches of skin become rough and inflamed, with itching and bleeding blisters): 32 people, 54.24%
Spinal Pain (pain in spine): 30 people, 50.85%
Itching: 30 people, 50.85%
Abdominal Pain: 30 people, 50.85%
Genital Herpes (herpes infection of genital): 16 people, 27.12%
Lower Respiratory Tract Infection: 16 people, 27.12%
Breast Cancer Metastatic: 15 people, 25.42%
Sleep Disorder: 14 people, 23.73%
Nausea (feeling of having an urge to vomit): 13 people, 22.03%

* Approximation only. Some reports may have incomplete information.

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