Medrol and Zaditor drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Medrol (methylprednisolone) and Zaditor (ketotifen fumarate). Common drug interactions include nausea among females.

The phase IV clinical study analyzes what interactions people have when they take Medrol and Zaditor. It is created by eHealthMe based on reports of 13 people who take the same drugs from the FDA, and is updated regularly.

What is Medrol?

Medrol has active ingredients of methylprednisolone. It is often used in rheumatoid arthritis. eHealthMe is studying from 24,443 Medrol users. Check the latest studies of Medrol.

What is Zaditor?

Zaditor has active ingredients of ketotifen fumarate. It is often used in eye allergy. eHealthMe is studying from 4,448 Zaditor users. Check the latest studies of Zaditor.

On Aug, 02, 2026

13 people who take Medrol and Zaditor together, and have interactions are studied.

What are the common drug interactions of Medrol and Zaditor, by gender? *:

female:

Nausea (feeling of having an urge to vomit)
Colitis (inflammation of colon)
Hypersensitivity
Hypertension (high blood pressure)
Infusion site pruritus (severe itching at infusion site)
Nasal congestion (blockage of the nasal passages usually due to membranes lining the nose becoming swollen from inflamed blood vessels)
Renal failure (kidney dysfunction)
Restlessness (not able to rest)
Spinal fracture (fracture in one of vertebrae)
Swelling

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

n/a

50-59:

Hyperlipidaemia (presence of excess lipids in the blood)
Hypertension (high blood pressure)
Spinal fracture (fracture in one of vertebrae)

60+:

Nausea (feeling of having an urge to vomit)
Colitis (inflammation of colon)
Nasal congestion (blockage of the nasal passages usually due to membranes lining the nose becoming swollen from inflamed blood vessels)
Renal failure (kidney dysfunction)
Restlessness (not able to rest)
Swollen tongue (swelling of tongue)
Upper respiratory tract infection
Diarrhoea
Bell's palsy (facial paralysis)
Chronic kidney disease

What are the existing conditions these people have? *

Lung Cancer - Non-Small Cell (lung cancer): 6 people, 46.15%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 15.38%
Immunodeficiency Common Variable: 2 people, 15.38%
Hypogammaglobulinaemia (an abnormally low concentration of gamma globulin in the blood and increased risk of infection): 2 people, 15.38%
Type 2 Diabetes: 2 people, 15.38%
Urinary Tract Infection: 1 person, 7.69%
Asthma: 1 person, 7.69%
Cardiac Disorder: 1 person, 7.69%
Cataract (clouding of the lens inside the eye): 1 person, 7.69%
Chronic Kidney Disease: 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

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