Colestid and Azithromycin drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Colestid (colestipol hydrochloride) and Azithromycin (azithromycin). Common drug interactions include arrhythmia among females and aortic thrombosis among males.

The phase IV clinical study analyzes what interactions people have when they take Colestid and Azithromycin. It is created by eHealthMe based on reports of 21 people who take the same drugs from the FDA, and is updated regularly.

What is Colestid?

Colestid has active ingredients of colestipol hydrochloride. It is often used in irritable bowel syndrome. eHealthMe is studying from 2,233 Colestid users. Check the latest studies of Colestid.

What is Azithromycin?

Azithromycin has active ingredients of azithromycin. It is often used in sinusitis. eHealthMe is studying from 40,716 Azithromycin users. Check the latest studies of Azithromycin.

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, 04, 2026

21 people who take Colestid and Azithromycin together, and have interactions are studied.

Colestid and Azithromycin drug interactions.

What are the common drug interactions of Colestid and Azithromycin, by gender? *:

female:

Arrhythmia (irregular heartbeat)
Atelectasis (partial or complete collapse of the lung)
Atrial tachycardia (rhythm disturbance that arises in the atria)
Bacteraemia (presence of bacteria in the blood)
Blood glucose increased
Anxiety
Nausea (feeling of having an urge to vomit)
Pain
Biliary dyskinesia (motility disorder that affects the gallbladder and sphincter of oddi)
Abdominal pain upper

male:

Aortic thrombosis (formation of a blood clot inside aorta)
Cholecystitis acute (rapid infection of gallbladder)
Lower limb fracture
Metabolic encephalopathy (disorder or disease of the brain due to the body's disability to use energy)
Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Pancreatitis acute (sudden inflammation of pancreas)
Pneumothorax (the presence of air or gas in the cavity between the lungs and the chest wall, causing collapse of the lung)
Renal infarct (kidney damage due to lack of blood supply)
Sepsis (a severe blood infection that can lead to organ failure and death)
Septic shock (shock due to blood infection)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Anxiety
Biliary dyskinesia (motility disorder that affects the gallbladder and sphincter of oddi)
Pain
Abdominal pain upper
Cholecystitis chronic (long lasting infection of gallbladder)
Gallbladder cholesterolosis (accumulation and deposition of cholesterol inside of the)
Nausea (feeling of having an urge to vomit)
Cholelithiasis (the presence or formation of gallstones in the gallbladder or bile ducts)

30-39:

n/a

40-49:

Aortic thrombosis (formation of a blood clot inside aorta)
Cholecystitis acute (rapid infection of gallbladder)
Depression
Gallbladder disorder
Gallbladder enlargement
Hepatic artery thrombosis (formation of a blood clot inside a hepatic artery)
Hepatic infarction (particular area of the liver has lost its blood supply and died)
Injury
Leukocytosis (increased white blood cells)
Liver abscess (pus in liver)

50-59:

Nerve compression
Oropharyngeal pain
Pain
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Pharyngitis (inflammation of the pharynx, causing a sore throat)
Pneumonia
Proctalgia (pain in the rectum)
Productive cough
Red blood cell sedimentation rate increased
Respiratory tract congestion (blockage on respiratory system)

60+:

Dizziness
Fatigue (feeling of tiredness)
Blood homocysteine increased
Bone loss
C-reactive protein increased
Cardiac arrest
Cardiac disorder
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)
Cheilitis (infection of lips)
Cholecystitis acute (rapid infection of gallbladder)

What are the existing conditions these people have? *

Birth Control: 7 people, 33.33%
Pain: 6 people, 28.57%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 3 people, 14.29%
Acne (skin problems that cause pimples): 2 people, 9.52%

* Approximation only. Some reports may have incomplete information.

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