Readi-Cat 2 (Oral)
Medically reviewed by Drugs.com. Last updated on Aug 5, 2023.
Uses for Readi-Cat 2
Barium sulfate is used to help diagnose or find problems in the esophagus, stomach, and bowels. It is a radiographic contrast agent. Contrast agents are used to create a clear picture of the different parts of the body.
This medicine is to be given only by or under the direct supervision of a doctor.
Before using Readi-Cat 2
In deciding to use a diagnostic test, any risks of the test must be weighed against the good it will do. This is a decision you and your doctor will make. Also, other things may affect test results. For this test, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Entero VU™ 24% oral suspension is not indicated for use in children.
Appropriate studies performed to date have not demonstrated pediatric-specific problems that would limit the usefulness of E-Z-HD oral suspension in children 12 years of age and older. However, safety and efficacy of this medicine have not been established in children younger than 12 years of age.
Appropriate studies performed to date have not demonstrated pediatric-specific problems that would limit the usefulness of Varibar® Pudding oral paste in children 6 months of age and older. However, safety and efficacy of this medicine have not been established in children younger than 6 months of age.
Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of barium sulfate oral suspension or paste in the elderly. However, elderly patients are more likely to have kidney, liver, or heart problems, which may require caution and an adjustment in the dose for patients receiving this medicine.
Interactions with Medicines
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.
Interactions with Food/Tobacco/Alcohol
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
Other Medical Problems
The presence of other medical problems may affect the use of this diagnostic test. Make sure you tell your doctor if you have any other medical problems, especially:
- Allergy to other contrast agents, recent or
- Asthma, hay fever, or other allergies, history of—May increase risk for allergic reaction to occur again.
- Appendicitis (inflammation of the appendix) or
- Cancer or
- Inflammatory bowel disease or
- Stomach or bowel problems (eg, diverticulitis, fistula, stenosis, ulcer)—May cause barium to leak in the stomach in patients with these conditions.
- Cystic fibrosis or
- Dehydration or
- Electrolyte imbalance or
- Stomach or bowel problems (eg, Hirschsprung disease, severe stenosis)—May increase risk for more serious side effects.
- Fructose intolerance (genetic disease), history of—The oral suspension contains sorbitol, which can make this condition worse.
- Radiation treatment on the pelvis (hip area), recent or
- Stomach or bowel blockage, known or suspected or
- Stomach or bowel perforation, known or suspected or
- Stomach or bowel problems (eg, bleeding, injury, ischemia, severe ileus, toxic megacolon) or
- Stomach or bowel surgery or
- Trouble swallowing—Should not be used in patients with these conditions.
Proper use of Readi-Cat 2
A doctor or other trained health professional will give you or your child this medicine in a hospital. This medicine is given by mouth. You will swallow the barium liquid or paste just before a CT scan or x-ray.
Your doctor may tell you not to eat or drink anything the night before your test. Barium will work better if your stomach and bowels are empty.
It is important to drink plenty of liquids during and after the test. Barium sulfate may cause severe constipation.
Barium sulfate is also available as an enema and given through the rectum.
Precautions while using Readi-Cat 2
Your doctor will check your or your child's progress closely while you are receiving this medicine. This will allow your doctor to see if the medicine is working properly and to decide if you or your child should continue to receive it.
Serious allergic reactions may occur while you are receiving this medicine. Tell your doctor right away if you have a rash, itching, noisy breathing, trouble breathing, lightheadedness, dizziness, or fainting after receiving this medicine.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
Side Effects of Readi-Cat 2
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor or nurse immediately if any of the following side effects occur:
- constipation (severe, continuing)
- cramping (severe)
- nausea or vomiting
- stomach pain
- tightness in the chest
- trouble breathing
Incidence not known
- blood in the urine or stools
- blurred vision
- chest pain
- coughing or vomiting blood
- dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
- fast or slow heartbeat
- hives or welts, itching, or skin rash
- noisy breathing
- persistent bleeding or oozing from puncture sites, mouth, or nose
- redness of the skin
- unusual tiredness or weakness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
- Constipation or diarrhea
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
Commonly used brand name(s)
In the U.S.
- Entero VU
- E-Z-Cat Dry
- Readi-Cat 2
- Readi-Cat 2 Smoothie
- Tagitol V
- Varibar Pudding
- Esopho-Cat Esophageal Cream
- Gel-Unix 10
Available Dosage Forms:
- Powder for Suspension
Therapeutic Class: Diagnostic Agent, Radiological Contrast Media
More about Readi-Cat 2 (barium sulfate)
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- Drug class: non-iodinated contrast media
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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.