Omnicef and Bextra drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Omnicef (cefdinir) and Bextra (valdecoxib). Common drug interactions include anxiety among females.

The phase IV clinical study analyzes what interactions people have when they take Omnicef and Bextra. It is created by eHealthMe based on reports of 44 people who take the same drugs from the FDA, and is updated regularly.

What is Omnicef?

Omnicef has active ingredients of cefdinir. It is often used in sinusitis. eHealthMe is studying from 2,774 Omnicef users. Check the latest studies of Omnicef.

What is Bextra?

Bextra has active ingredients of valdecoxib. It is often used in pain. eHealthMe is studying from 20,994 Bextra users. Check the latest studies of Bextra.

On Jul, 21, 2026

44 people who take Omnicef and Bextra together, and have interactions are studied.

What are the common drug interactions of Omnicef and Bextra, by gender? *:

female:

Anxiety
Anaemia (lack of blood)
Dizziness
Headache (pain in head)
Bone pain
Injury
Weight decreased
Osteomyelitis (infection of bone)
Poor dental condition
Postmenopause

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Arthralgia (joint pain)
Cellulitis (infection under the skin)
Cold sweat
Dizziness
Gastrointestinal disorder (functional problems of gastrointestinal tract)
Hypoaesthesia (reduced sense of touch or sensation)
Ingrowing nail
Mitral valve incompetence (inefficient heart valve)
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Rash

30-39:

Anxiety disorder
Depression
Diabetic ketoacidosis (diabetic ketoacidosis (dka) is high concentrations of ketone bodies)
Gastroenteritis viral (inflammation of stomach and intestine caused by virus infection)
Insomnia (sleeplessness)
Malnutrition (a condition that results from eating a diet in which certain nutrients are lacking)
Meningitis bacterial (bacterial inflammation of the protective membranes covering the brain and spinal cord, known collectively as the meninges)
Otitis media (inflammation of the middle ear)
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)
Panic disorder

40-49:

Anaemia (lack of blood)
Anxiety
Decreased interest
Injury
Oedema peripheral (superficial swelling)
Osteomyelitis (infection of bone)
Poor dental condition
Postmenopause
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body)
General physical health deterioration (weak health status)

50-59:

Amaurosis fugax (painless transient monocular visual loss)
Arthralgia (joint pain)
Ascites (accumulation of fluid in the abdominal cavity)
Asthenia (weakness)
Atrophic vulvovaginitis (inflammation of the vulva)
Back disorder
Benign neoplasm of adrenal gland (benign (non-cancerous) tumours of the adrenal gland)
Blindness
Bone disorder
Bruxism (habitual grinding of the teeth, typically during sleep)

60+:

Fall
Abdominal distension
Axillary mass
Benign neoplasm of thyroid gland (benign (non-cancerous) tumours of the thyroid gland)
Bone pain
Breast cancer
Breast mass
Breast pain
Cholelithiasis (the presence or formation of gallstones in the gallbladder or bile ducts)
Diverticulum (out pouching of a hollow (or a fluid-filled) structure in the body)

What are the existing conditions these people have? *

High Blood Pressure: 19 people, 43.18%
Breast Cancer: 13 people, 29.55%
Nausea (feeling of having an urge to vomit): 11 people, 25.00%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 9 people, 20.45%
Arthritis (form of joint disorder that involves inflammation of one or more joints): 8 people, 18.18%
High Blood Cholesterol: 8 people, 18.18%
Hypersensitivity: 7 people, 15.91%
Depression: 7 people, 15.91%
Asthma: 6 people, 13.64%
Menopausal Symptoms: 5 people, 11.36%

* Approximation only. Some reports may have incomplete information.

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