Rab4U Capsule 10.0 capsules in 1 strip

Last Updated: December 15th, 2025

Rab4U Capsule is a product of Diancecht Pharmaceuticals Pvt Ltd

Composition: Rabeprazole (20mg)

Pack of 10 capsule

₹ 70.31

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Limited Stock

All Details About Rab4U Capsule

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Rab4U Capsule

Description:

Rab4U Capsule is a medicine that reduces the amount of acid produced in your stomach. It is used in the treatment of acid-related diseases of the stomach and intestine such as acid reflux, peptic ulcer disease, and Zollinger-Ellison syndrome. It provides relief from symptoms and promotes healing.

Rab4U Capsule medicine should be taken one hour before a meal, preferably in the morning. The dose will depend on your underlying condition and how you respond to the medicine. Try to take it regularly at the same time each day as advised by your doctor. You should keep on taking it as prescribed even if your symptoms disappear quickly. You may be able to help improve your symptoms by eating smaller meals more often and avoiding caffeinated drinks like tea and coffee, and spicy or fatty foods.

This medicine's most common side effects include nausea, vomiting, headache, dizziness, flatulence, diarrhea, and stomach pain. These tend to be mild but talk to your doctor if they bother you or do not go away. The risk of side effects may increase the longer you take this medicine. Long-term use (more than 1 year) may increase your risk for bone fractures, especially with higher doses. Communicate to your doctor about ways to prevent bone loss (osteoporosis), like taking calcium and vitamin D supplements.

Low blood magnesium levels (hypomagnesemia) have been seen in some people taking this medicine for 3 months or more. This may lead to tiredness, confusion, dizziness, muscle twitches, and an irregular heartbeat. Your doctor may monitor your magnesium levels to prevent this.

Rab4U Capsule is not suitable for some people. Earlier taking this medicine, you need to tell your doctor if you have severe liver problems, are taking medicines for HIV, have ever had an allergic reaction to similar medicines in the past, or suffer from bone loss (osteoporosis). Pregnant or breastfeeding women should also consult their doctor before taking it. Avoid drinking alcohol as it makes your stomach produce excessive acid and can worsen your symptoms. Do not drive or use machinery or tools, if this medicine makes you feel dizzy or sleepy.

Uses:

Acidity
Gastroesophageal reflux disease (Acid reflux)
Peptic ulcer disease
Treatment of Zollinger-Ellison syndrome

Directions For Use:

Take this medicine in the dose and duration as advised by your doctor. Rab4U Capsule is to be taken on an empty stomach.

Side Effects:

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Ordinary side effects of Rab4U

Headache
Nausea
Vomiting
Abdominal pain
Flatulence
Dizziness
Diarrhea
Weakness

Warning & Precautions:

Alcohol

CAUTION

Alcohol should be used with caution while taking Rab4U Capsule.

Pregnancy

CONSULT YOUR DOCTOR

The safety of Rab4U Capsule during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

CONSULT YOUR DOCTOR

Rab4U Capsule may be unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby. It should be used only if the expected benefit outweighs the potential risk. Please consult your doctor.

Driving

UNSAFE

Rab4U Capsule may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

SAFE IF PRESCRIBED

Rab4U Capsule is safe to use in patients with kidney disease. No dose adjustment is recommended.

Liver

SAFE IF PRESCRIBED

Rab4U Capsule is safe to use in patients with liver disease. No dose adjustment is recommended.

FAQs:

What is Rab4U Capsule used for?

Rab4U Capsule is used for the treatment of stomach and intestinal ulcers (gastric and duodenal ulcers), reflux esophagitis, or gastroesophageal reflux disease (GERD). It works by reducing the amount of acid made by your stomach and thus relieves your symptoms. Rab4U Capsule also prevents acidity associated with the use of painkillers and stress ulcers in critically ill people. It is also used to treat a disease associated with excessive acid production in the stomach known as Zollinger Ellison syndrome (ZES).

What is Rab4U Capsule used for?

How long does it take for Rab4U Capsule to work?

Rab4U Capsule starts working within an hour of taking it and shows maximum benefit within two to four hours. You should start feeling better within 2 to 3 days but it may take up to 4 weeks to relieve your symptoms significantly.

What is the best time to take Rab4U Capsule?

It is best to take Rab4U Capsule before your breakfast. If you are taking two doses, take it in the morning and evening. Rab4U Capsule is more effective when it is taken an hour before your food.

Is it safe to use Rab4U Capsule for a long period of time?

Rab4U Capsule should be used for as long as it has been prescribed by your doctor. Rab4U Capsule is usually considered to be safe when taken in the recommended dose and duration. If Rab4U Capsule is used for more than 3 months, certain long-term side effects may be seen. The most important of these is low magnesium levels in your blood, making you feel tired, confused, dizzy, shaky, or dizzy. You may also have muscle twitches or irregular heartbeat. If the use is further prolonged for more than a year, you may have an increased risk of bone fractures, stomach infections, subacute cutaneous lupus erythematosus, osteoporosis, and vitamin B12 deficiency.

Does Rab4U Capsule cause bone problems?

Affirmative, long-term use of Rab4U Capsule can cause thinning of bones, which is called osteoporosis. Rab4U Capsule decreases the calcium absorption leading to calcium deficiency and increases the risk of bone fractures of the hip, wrist, or spine. Take an adequate amount of calcium in your diet or take the supplements as advised by your doctor to avoid any bone problems.

Can I take Rab4U Capsule with vitamin D?

Affirmative, vitamin D can be taken along with Rab4U Capsule. Vitamin D is generally advised to be taken as a supplement with Rab4U Capsule as the long-term use of Rab4U Capsule decreases the absorption of calcium and may lead to calcium deficiency. This can lead to osteoporosis (thinning of bones) and increase the risk of bone fractures like hip, wrist, and spine fractures. Please consult your doctor to know about ways to prevent this.

How is Rab4U Capsule useful in the treatment of H. pylori infection?

Rab4U Capsule is used along with antibiotics for the treatment of H.Pylori infection. It works by decreasing stomach acid volume and decreasing breakdown and washout of antibiotics leading to an increased antibiotic concentration and tissue penetration. It also helps in symptomatic relief by decreasing associated acidity, reflux, and heartburn.

Can long term use of Rab4U Capsule cause magnesium deficiency?

Long-term use of Rab4U Capsule can lower magnesium levels in patients taking multiple daily doses for 3 months or longer. Get your magnesium levels checked at regular intervals. Tell your doctor if you experience seizures (fits), dizziness, abnormal or fast heartbeat, jitteriness, jerking movements or shaking (tremors), muscle weakness, spasms of the hands and feet, cramps, muscle aches.

Can I stop taking Rab4U Capsule if I feel better?

No, do not stop taking Rab4U Capsule before completing the full course of treatment. You will start to feel better before your treatment is complete.

What dietary changes should I make to get relief from acidity?

Rab4U Capsule is best taken 1 hour before a meal. You should avoid spicy and fatty foods while taking this medicine. It also helps to cut down on caffeinated drinks such as tea, coffee, and cola. Alcohol intake should also be avoided as it may worsen your symptoms.

Can I take alcohol with Rab4U Capsule?

No, alcohol intake is not advised with Rab4U Capsule. Alcohol itself does not affect the working of Rab4U Capsule, but it can increase acid production. This may further cause worsening of your symptoms.

Can I take antacids along with Rab4U Capsule?

Affirmative, you can take antacids along with Rab4U Capsule. Take it 2 hours before or after you take Rab4U Capsule.

What other lifestyle changes should I make to get maximum benefit of Rab4U Capsule?

You make see better results if you make certain dietary and lifestyle changes while taking Rab4U Capsule. Exercise regularly and eat healthily. You can consult your dietician to get a diet chart that suits you best. Eat at least 3 hours before sleeping to reduce the chances of aggravation of your symptoms at night. You should avoid spicy and fatty foods while taking this medicine. Refrain from caffeinated drinks such as tea, coffee, and cola. Alcohol intake and smoking should also be avoided as they may worsen your symptoms.

Written by:
Dr. T. Sharmila Krishna
M.B.B.S., MD (Biochemistry)

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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