Zithromax and Estring drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Zithromax (azithromycin) and Estring (estradiol). Common drug interactions include drug ineffective among females.

The phase IV clinical study analyzes what interactions people have when they take Zithromax and Estring. It is created by eHealthMe based on reports of 20 people who take the same drugs from the FDA, and is updated regularly.

What is Zithromax?

Zithromax has active ingredients of azithromycin. It is often used in sinusitis. eHealthMe is studying from 35,525 Zithromax users. Check the latest studies of Zithromax.

What is Estring?

Estring has active ingredients of estradiol. eHealthMe is studying from 5,474 Estring users. Check the latest studies of Estring.

On Jul, 19, 2026

20 people who take Zithromax and Estring together, and have interactions are studied.

Zithromax and Estring drug interactions.

What are the common drug interactions of Zithromax and Estring, by gender? *:

female:

Drug ineffective
Accident
Chills (felling of cold)
Confusional state
Device related infection
Dizziness
Dupuytren's contracture (thickening of the fibrous tissue layer underneath the skin of the palm and fingers)
Dyspnoea (difficult or laboured respiration)
Ear infection fungal
Glossodynia (a burning or painful sensation in the tongue)

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Fungal infection
Vulvovaginal dryness

40-49:

Arthralgia (joint pain)
Dysuria (painful or difficult urination)
Emotional distress
Fatigue (feeling of tiredness)
Fibromyalgia (a long-term condition which causes pain all over the body)
Hypoaesthesia (reduced sense of touch or sensation)
Impaired work ability
Injury
Insomnia (sleeplessness)
Memory impairment

50-59:

Fall

60+:

Accident
Drug ineffective
Ear infection fungal
Fatigue (feeling of tiredness)
Glossodynia (a burning or painful sensation in the tongue)
Headache (pain in head)
Herpes virus infection
Hyperhidrosis (abnormally increased sweating)
Hypoxia (low oxygen in tissues)
Impaired healing

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 12 people, 60.00%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 5 people, 25.00%
Immunodeficiency Common Variable: 4 people, 20.00%
Pain: 2 people, 10.00%
Hiatal Hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm): 2 people, 10.00%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 1 person, 5.00%
Multiple Myeloma (cancer of the plasma cells): 1 person, 5.00%
Drowsiness: 1 person, 5.00%

* Approximation only. Some reports may have incomplete information.

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