Movicol and Femara drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Movicol (polyethylene glycol 3350) and Femara (letrozole). Common drug interactions include inappropriate antidiuretic hormone secretion among females.

The phase IV clinical study analyzes what interactions people have when they take Movicol and Femara. It is created by eHealthMe based on reports of 19 people who take the same drugs from the FDA, and is updated regularly.

What is Movicol?

Movicol has active ingredients of polyethylene glycol 3350. It is often used in constipation. eHealthMe is studying from 14,249 Movicol users. Check the latest studies of Movicol.

What is Femara?

Femara has active ingredients of letrozole. It is often used in breast cancer. eHealthMe is studying from 19,630 Femara users. Check the latest studies of Femara.

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 Aug, 30, 2026

19 people who take Movicol and Femara together, and have interactions are studied.

What are the common drug interactions of Movicol and Femara, by gender? *:

female:

Inappropriate antidiuretic hormone secretion
Nausea (feeling of having an urge to vomit)
Fall
Malaise (a feeling of general discomfort or uneasiness)
Neuropathy peripheral (surface nerve damage)
Anaemia (lack of blood)
Anaphylactic reaction (serious allergic reaction)
Ankle fracture
Asthenia (weakness)
Atrioventricular block complete (heart block complete)

male:

n/a

What are the common drug interactions of Movicol and Femara, 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:

Anxiety
Back pain
Decreased appetite
Diarrhoea
Electrocardiogram qt prolonged
Nausea (feeling of having an urge to vomit)
Pain in extremity
Arthralgia (joint pain)
Neuropathy peripheral (surface nerve damage)
Anaemia (lack of blood)

60+:

Inappropriate antidiuretic hormone secretion
Dyspnoea (difficult or laboured respiration)
Blood phosphorus decreased
Bradycardia (abnormally slow heart action)
C-reactive protein increased
Cardiac failure
Chest discomfort
Cholestatic liver injury (due to injury bile cannot floe from liver)
Coagulopathy (blood's ability to clot is impaired)
Confusional state

What are the existing conditions these people have? *

Pain: 5 people, 26.32%
Depression: 5 people, 26.32%
Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 5 people, 26.32%
Osteoporosis (bones weak and more likely to break): 2 people, 10.53%
Nosebleed (bleeding from nose): 2 people, 10.53%
Hyponatremia (abnormally low level of sodium in the blood; associated with dehydration): 2 people, 10.53%
Hypocalcaemia (levels of calcium in blood serum are abnormally low): 2 people, 10.53%
Urinary Tract Infection: 1 person, 5.26%
Glaucoma (increased fluid pressure in the eye with vision loss): 1 person, 5.26%
Bone Loss: 1 person, 5.26%

* Approximation only. Some reports may have incomplete information.

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