Mucomyst and Zantac drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Mucomyst (acetylcysteine) and Zantac (ranitidine hydrochloride). Common drug interactions include drug level below therapeutic among females and blood creatinine increased among males.

The phase IV clinical study analyzes what interactions people have when they take Mucomyst and Zantac. It is created by eHealthMe based on reports of 49 people who take the same drugs from the FDA, and is updated regularly.

What is Mucomyst?

Mucomyst has active ingredients of acetylcysteine. eHealthMe is studying from 1,835 Mucomyst users. Check the latest studies of Mucomyst.

What is Zantac?

Zantac has active ingredients of ranitidine hydrochloride. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 434,161 Zantac users. Check the latest studies of Zantac.

On Jul, 19, 2026

49 people who take Mucomyst and Zantac together, and have interactions are studied.

What are the common drug interactions of Mucomyst and Zantac, by gender? *:

female:

Drug level below therapeutic
Haematemesis (vomiting of blood)
Hyperhidrosis (abnormally increased sweating)
Livedo reticularis (a lace-like purplish discoloration of the skin)
Lobar pneumonia (a form of pneumonia that affects a large and continuous area of the lobe of a lung)
Muscle spasticity (tight or stiff muscles and an inability to control those muscles)
Oxygen saturation decreased
Pallor
Pneumonia aspiration (bronchopneumonia that develops due to the entrance of foreign materials into the bronchial tree)
Postictal state

male:

Blood creatinine increased
Haemoptysis (blood-stained sputum from the bronchi, larynx, trachea, or lungs)
Injury
Organ failure
Pain
Renal impairment (severely reduced kidney function)
Renal injury (kidney injury)
Dizziness
Drug ineffective
Abdominal pain upper

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

0-1:

n/a

2-9:

Diverticulum (out pouching of a hollow (or a fluid-filled) structure in the body)
Dizziness
Drug ineffective
Dyspnoea (difficult or laboured respiration)
Hepatic steatosis (fatty liver disease)
Hypertension (high blood pressure)
Painful defaecation
Weight increased
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body)
Muscular weakness (muscle weakness)

10-19:

Cough
Increased bronchial secretion
Pulmonary function test decreased

20-29:

Acute hepatic failure
Brain injury
Coma (state of unconsciousness lasting more than six hours)
Dizziness
Drug ineffective
Hepatic encephalopathy (spectrum of neuropsychiatric abnormalities in patients with liver failure)
Hypoglycaemia (deficiency of glucose in the bloodstream)
Loss of consciousness
Nausea (feeling of having an urge to vomit)
Convulsions (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled of muscles contract and relax rapidly and repeatedly)

30-39:

Blood creatinine increased

40-49:

Back pain
Distal intestinal obstruction syndrome (blockage of the intestines by thickened stool and occurs in individuals with cystic fibrosis)
Influenza like illness
Oedema peripheral (superficial swelling)
Vomiting

50-59:

Anhedonia (inability to experience pleasure from activities usually found enjoyable)
Anxiety
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)
Death
Depression
Fear
Injury
Organ failure
Pain

60+:

Haemoptysis (blood-stained sputum from the bronchi, larynx, trachea, or lungs)
Arthralgia (joint pain)
Breath sounds decreased
Chronic kidney disease
Confusion
Diarrhoea
Diarrhoea haemorrhagic (bloody diarrhoea)
Disease progression
Haematuria present (presence of blood in urine due to trauma)
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)

What are the existing conditions these people have? *

Pain: 13 people, 26.53%
Cystic Fibrosis (disease of the secretary glands): 7 people, 14.29%
Constipation: 7 people, 14.29%
Fever: 6 people, 12.24%
Renal Tubular Acidosis (medical condition that involves an accumulation of acid in the body due to a failure of the kidneys): 5 people, 10.20%
Nausea (feeling of having an urge to vomit): 5 people, 10.20%
Muscle Spasticity (tight or stiff muscles and an inability to control those muscles): 5 people, 10.20%
Lung Cancer - Non-Small Cell (lung cancer): 5 people, 10.20%
Cough: 5 people, 10.20%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 5 people, 10.20%

* Approximation only. Some reports may have incomplete information.

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