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

Summary:

Drug interactions are reported among people who take Zantac (ranitidine hydrochloride) and Vancomycin hydrochloride (vancomycin hydrochloride). Common drug interactions include blood potassium decreased among females and pyrexia among males.

The phase IV clinical study analyzes what interactions people have when they take Zantac and Vancomycin hydrochloride. It is created by eHealthMe based on reports of 56 people who take the same drugs from the FDA, and is updated regularly.

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.

What is Vancomycin hydrochloride?

Vancomycin hydrochloride has active ingredients of vancomycin hydrochloride. It is often used in mrsa infection. eHealthMe is studying from 8,399 Vancomycin hydrochloride users. Check the latest studies of Vancomycin hydrochloride.

On Jul, 09, 2026

56 people who take Zantac and Vancomycin hydrochloride together, and have interactions are studied.

Zantac and Vancomycin hydrochloride drug interactions.

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

female:

Blood potassium decreased
Nausea (feeling of having an urge to vomit)
Renal failure acute (rapid kidney dysfunction)
Vomiting
Anuria (failure of the kidneys to produce urine)
Asthenia (weakness)
Cardiac failure
Circulatory collapse
Drug level increased
Hyperhidrosis (abnormally increased sweating)

male:

Pyrexia (fever)
Platelet count decreased
Renal failure (kidney dysfunction)
Renal impairment (severely reduced kidney function)
Abdominal pain
Blood alkaline phosphatase increased
Delirium (wild excitement)
Depressed level of consciousness
Gastric cancer (stomach cancer)
Hallucination, visual (seeing things that aren't there)

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

0-1:

Pulmonary oedema (fluid accumulation in the lungs)
Transfusion-related acute lung injury (lung injury due to blood transfusion)

2-9:

Pyrexia (fever)
Bradycardia (abnormally slow heart action)
Convulsions (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled of muscles contract and relax rapidly and repeatedly)
Cytomegalovirus infection
Deafness
Encephalopathy (functioning of the brain is affected by some agent or condition)
Headache (pain in head)
Kawasaki's disease (an autoimmune disease in which the medium-sized blood vessels throughout the body become inflamed)
Meningitis (inflammation of the protective membranes covering the brain and spinal cord, known collectively as the meninges)
Overdose

10-19:

Corneal erosion (failure of the cornea's outermost layer of epithelial cells to attach to the underlying)
Electrocardiogram qt corrected interval prolonged
Genital ulceration (ulcers on sex organ)
Multi-organ failure (multisystem organ failure)
Neutropenia (an abnormally low number of neutrophils)
Oculogyration (the movement of the eyeball about the anteroposterior axis)
Oral mucosal blistering (mouth ulcer)
Pyrexia (fever)
Rash maculo-papular (red area on the skin that is covered with small confluent bumps)
Sepsis (a severe blood infection that can lead to organ failure and death)

20-29:

Appendicitis (inflammation of the appendix)
Gallbladder disorder
Maternal exposure before pregnancy (use of substance before pregnancy)
Maternal exposure during pregnancy (use of substance during pregnancy)
Premature delivery
Urticaria (rash of round, red welts on the skin that itch intensely)
Alopecia (absence of hair from areas of the body)
Anaemia (lack of blood)
Balance disorder
Blood albumin decreased

30-39:

n/a

40-49:

Blood pressure decreased
Drug level increased
Inflammation
Anuria (failure of the kidneys to produce urine)
Blood creatinine increased
Blood urea increased
Cardiac failure
Circulatory collapse
Drug ineffective
Hyperhidrosis (abnormally increased sweating)

50-59:

Renal impairment (severely reduced kidney function)
Tubulointerstitial nephritis (a form of nephritis affecting the interstitium of the kidneys surrounding the tubules)
Renal disorder (kidney disease)
Renal injury (kidney injury)
Asthenia (weakness)
Hepatitis cholestatic (flow of bile from the liver is slowed or blocked)
Blood alkaline phosphatase increased
Blood amylase increased
Death
Disseminated intravascular coagulation (systemic activation of blood coagulation)

60+:

White blood cell count decreased
Pyrexia (fever)
Blood urea increased
Delirium (wild excitement)
Depressed level of consciousness
Hallucination, visual (seeing things that aren't there)
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)
Speech disorder
Anaemia (lack of blood)
Clostridial infection (infectious conditions by clostridium bacteria)

What are the existing conditions these people have? *

Infection: 13 people, 23.21%
Pain: 10 people, 17.86%
High Blood Pressure: 7 people, 12.50%
Gastric Ulcer (stomach ulcer): 7 people, 12.50%
Diabetes: 5 people, 8.93%
Multiple Myeloma (cancer of the plasma cells): 5 people, 8.93%
Joint Pain: 5 people, 8.93%
Iron Deficiency: 5 people, 8.93%
Secretion Discharge: 5 people, 8.93%
Hypersensitivity: 5 people, 8.93%

* Approximation only. Some reports may have incomplete information.

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