Singulair and Micronor drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Singulair (montelukast sodium) and Micronor (norethindrone). Common drug interactions include drug ineffective among females.

The phase IV clinical study analyzes what interactions people have when they take Singulair and Micronor. It is created by eHealthMe based on reports of 27 people who take the same drugs from the FDA, and is updated regularly.

What is Singulair?

Singulair has active ingredients of montelukast sodium. It is often used in asthma. eHealthMe is studying from 129,752 Singulair users. Check the latest studies of Singulair.

What is Micronor?

Micronor has active ingredients of norethindrone. It is often used in birth control. eHealthMe is studying from 1,344 Micronor users. Check the latest studies of Micronor.

On Jul, 10, 2026

27 people who take Singulair and Micronor together, and have interactions are studied.

Singulair and Micronor drug interactions.

What are the common drug interactions of Singulair and Micronor, by gender? *:

female:

Drug ineffective
Localised infection (infection at the single location)
Influenza
Memory impairment
Oedema mouth (swelling of mouth)
Pain
Swollen tongue (swelling of tongue)
Thyroid cancer
Thyroid cancer metastatic (thyroid cancer spreads to other part)
Laryngitis (inflammation of the larynx)

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Thyroid cancer
Thyroid cancer metastatic (thyroid cancer spreads to other part)
Depressed mood
Diarrhoea
Dizziness
Drug ineffective
Drug withdrawal syndrome (interfere with normal social, occupational, or other functioning. are not due to another medical condition, drug use, or discontinuation)
Gastroenteritis viral (inflammation of stomach and intestine caused by virus infection)
Headache (pain in head)
Nausea (feeling of having an urge to vomit)

30-39:

Abdominal pain
Abdominal pain upper
Biliary colic
Brain injury
Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
Cholecystitis acute (rapid infection of gallbladder)
Cholelithiasis (the presence or formation of gallstones in the gallbladder or bile ducts)
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body)
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
Diarrhoea

40-49:

Drug ineffective
Localised infection (infection at the single location)
Movement disorder (neurological syndromes where they may be excess of movement or a paucity of movement that is not connected to weakness)
Pancreatitis (inflammation of pancreas)
Screaming (a long loud piercing cry)
Arthropathy
Back disorder
Pain
Laryngitis (inflammation of the larynx)
Abnormal dreams

50-59:

n/a

60+:

n/a

What are the existing conditions these people have? *

Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 7 people, 25.93%
Pain: 7 people, 25.93%
Neuropathy Peripheral (surface nerve damage): 7 people, 25.93%
Muscle Spasms (muscle contraction): 7 people, 25.93%
Depression: 5 people, 18.52%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 4 people, 14.81%
High Blood Cholesterol: 3 people, 11.11%
Multiple Allergies (allergy to multiple agents): 2 people, 7.41%
High Blood Pressure: 2 people, 7.41%
Hereditary Angioedema (recurrent episodes of severe swelling): 2 people, 7.41%

* Approximation only. Some reports may have incomplete information.

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