Ibuprofen and Kelnor drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Ibuprofen (ibuprofen) and Kelnor (ethinyl estradiol; ethynodiol diacetate). Common drug interactions include muscle spasms among females.

The phase IV clinical study analyzes what interactions people have when they take Ibuprofen and Kelnor. It is created by eHealthMe based on reports of 14 people who take the same drugs from the FDA, and is updated regularly.

What is Ibuprofen?

Ibuprofen has active ingredients of ibuprofen. It is often used in pain. eHealthMe is studying from 245,270 Ibuprofen users. Check the latest studies of Ibuprofen.

What is Kelnor?

Kelnor has active ingredients of ethinyl estradiol; ethynodiol diacetate. It is often used in birth control. eHealthMe is studying from 211 Kelnor users. Check the latest studies of Kelnor.

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, 03, 2026

14 people who take Ibuprofen and Kelnor together, and have interactions are studied.

What are the common drug interactions of Ibuprofen and Kelnor, by gender? *:

female:

Muscle spasms (muscle contraction)
Fatigue (feeling of tiredness)
Paranasal sinus hypersecretion
Psoriasis (immune-mediated disease that affects the skin)
Toothache (tooth pain)
Dyspepsia (indigestion)
Sedation
Asthenia (weakness)
Dysgeusia (disorder of the sense of taste)
Dyskinesia (abnormality or impairment of voluntary movement)

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

Nausea (feeling of having an urge to vomit)
Vomiting

20-29:

Nightmare (unpleasant dream)
Asthenia (weakness)
Dyskinesia (abnormality or impairment of voluntary movement)
Dysstasia (difficulty in standing)
Fatigue (feeling of tiredness)
Impaired driving ability
Impaired self-care
Impaired work ability
Insomnia (sleeplessness)
Muscle rigidity (muscle stiffness)

30-39:

Alopecia (absence of hair from areas of the body)
Arthralgia (joint pain)
Fatigue (feeling of tiredness)
Psoriasis (immune-mediated disease that affects the skin)
Gastroenteritis viral (inflammation of stomach and intestine caused by virus infection)
Hypersensitivity
Sleep apnoea syndrome (a sleep-related disorder in which the effort to breathe is diminished or absent)

40-49:

n/a

50-59:

Cough
Dizziness
Dry mouth
Hyperhidrosis (abnormally increased sweating)
Hypersensitivity
Muscle spasms (muscle contraction)
Paranasal sinus hypersecretion
Toothache (tooth pain)
Dysgeusia (disorder of the sense of taste)
Weight decreased

60+:

n/a

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 9 people, 64.29%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 4 people, 28.57%
Psoriasis (immune-mediated disease that affects the skin): 2 people, 14.29%
Hypersensitivity: 2 people, 14.29%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 14.29%
Muscle Spasms (muscle contraction): 1 person, 7.14%
Bipolar Disorder (mood disorder): 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

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