Remeron and Rifaximin drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Remeron (mirtazapine) and Rifaximin (rifaximin). Common drug interactions include myelofibrosis among females and anaemia among males.

The phase IV clinical study analyzes what interactions people have when they take Remeron and Rifaximin. It is created by eHealthMe based on reports of 11 people who take the same drugs from the FDA, and is updated regularly.

What is Remeron?

Remeron has active ingredients of mirtazapine. It is often used in depression. eHealthMe is studying from 26,474 Remeron users. Check the latest studies of Remeron.

What is Rifaximin?

Rifaximin has active ingredients of rifaximin. eHealthMe is studying from 3,597 Rifaximin users. Check the latest studies of Rifaximin.

On Jul, 11, 2026

11 people who take Remeron and Rifaximin together, and have interactions are studied.

Remeron and Rifaximin drug interactions.

What are the common drug interactions of Remeron and Rifaximin, by gender? *:

female:

Myelofibrosis (a disease in which abnormal blood cells and fibres build up inside the bone marrow)
Myelodysplastic syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged)
Asthenia (weakness)
Cardiac arrest
Confusional state
Cough
Dyspnoea (difficult or laboured respiration)
Fatigue (feeling of tiredness)
Syncope (loss of consciousness with an inability to maintain postural tone)
Vomiting

male:

Anaemia (lack of blood)
Anti-erythropoietin antibody positive
Hepatic encephalopathy (spectrum of neuropsychiatric abnormalities in patients with liver failure)
Hypoxia (low oxygen in tissues)
Lung disorder (lung disease)
Pneumonia
Renal injury (kidney injury)
Chronic kidney disease
Renal failure (kidney dysfunction)
Asthenia (weakness)

What are the common drug interactions of Remeron and Rifaximin, 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:

Chronic kidney disease
Renal failure (kidney dysfunction)
Renal injury (kidney injury)

50-59:

n/a

60+:

Myelofibrosis (a disease in which abnormal blood cells and fibres build up inside the bone marrow)
Anaemia (lack of blood)
Chronic kidney disease
Cough
Death
Hepatic encephalopathy (spectrum of neuropsychiatric abnormalities in patients with liver failure)
Hypoxia (low oxygen in tissues)
Lung disorder (lung disease)
Pneumonia
Renal failure (kidney dysfunction)

What are the existing conditions these people have? *

Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 3 people, 27.27%
Pain: 2 people, 18.18%
Nephrogenic Anaemia (anaemia due to kidney disease): 2 people, 18.18%
Hepatocellular Carcinoma (liver cancer): 2 people, 18.18%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 18.18%
Nausea And Vomiting: 1 person, 9.09%
Nausea (feeling of having an urge to vomit): 1 person, 9.09%
Metastases To Lung (cancer spreads to lung): 1 person, 9.09%
Metastases To Liver (cancer spreads to liver): 1 person, 9.09%
Hyperkalemia (damage to or disease of the kidney): 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

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