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Fast 20 Tablet

Tablet
Rs.63.70for 1 strip(s) (10 tablets each)
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Composition FOR Fast 20mg Tablet

Rabeprazole(20mg)

food interaction for Fast Tablet

alcohol interaction for Fast Tablet

pregnancy interaction for Fast Tablet

lactation interaction for Fast Tablet

food
alcohol
pregnancy
lactation
Fast 20 Tablet is to be taken on an empty stomach.
Take this medicine in the morning.
None
CAUTION
Alcohol should be used with caution while taking Fast 20 Tablet.
CAUTION
The safety of Fast 20 Tablet 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.
CONSULT YOUR DOCTOR
Fast 20 Tablet 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.
CONSULT YOUR DOCTOR

SALT INFORMATION FOR Fast 20mg Tablet

Rabeprazole(20mg)

Fast tablet uses

{med_name} is used in the treatment of acidity, gastroesophageal reflux disease (acid reflux), peptic ulcer disease and zollinger-ellison syndrome.

How fast tablet works

Fast 20 Tablet is a proton pump inhibitor (PPI). It works by reducing the amount of acid in the stomach which helps in relief of acid related indigestion and heartburn.

Common side effects of fast tablet

Headache, Nausea, Vomiting, Abdominal pain, Flatulence, Dizziness, Diarrhea, Weakness, Nervousness, Bronchitis (inflammation of the airways), Sinus inflammation, Sleepiness, Vertigo, Rash, Dryness, Increased liver enzymes, Dermatitis, General discomfort, Decreased white blood cell count (neutrophils), Decreased white blood cell count, Low blood platelets, Increased white blood cell count, Decreased appetite, Depression, Visual disturbance, Stomach inflammation, Stomatitis (Inflammation of the mouth), Taste change, Itching, Sweating, Weight gain

SUBSTITUTES FOR Fast Tablet

2283 Substitutes
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2283 Substitutes
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Expert advice FOR Fast Tablet

  • It is a well-tolerated medicine and provides relief for a long time.
  • Some healthy tips to prevent acidity from happening:
    • Avoid excessive intake of carbonated beverages/soft drinks, citrus juices, fried food, caffeinated beverages like tea and coffee.
    • Avoid alcohol and smoking.
    • Avoid eating late at night or before bedtime.
  • Inform your doctor if you get watery diarrhea, fever or stomach pain that does not go away.
  • Inform your doctor if you do not feel better after taking it for 14 days as you may be suffering from some other problem that needs attention.
  • Long-term use of Rabeprazole can cause weak bones and a deficiency of minerals such as magnesium. Take adequate dietary intake of calcium and magnesium or their supplements as prescribed by your doctor.
  • Consult your doctor right away if you develop decreased urination, edema (swelling due to fluid retention), lower back pain, nausea, fatigue, and rash or fever. These could be signs of a kidney problem.
  • Rabeprazole should be taken 1 hour before a meal, preferably in the morning.
  • It is a well-tolerated medicine and provides relief for a long time.
  • Some healthy tips to prevent acidity from happening:
    • Avoid excessive intake of carbonated beverages/soft drinks, citrus juices, fried food, caffeinated beverages like tea and coffee.
    • Avoid alcohol and smoking.
    • Avoid eating late at night or before bedtime.
  • Inform your doctor if you get watery diarrhea, fever or stomach pain that does not go away.
  • Inform your doctor if you do not feel better after taking it for 14 days as you may be suffering from some other problem that needs attention.
  • Long-term use of Rabeprazole can cause weak bones and a deficiency of minerals such as magnesium. Take adequate dietary intake of calcium and magnesium or their supplements as prescribed by your doctor.
  • Consult your doctor right away if you develop decreased urination, edema (swelling due to fluid retention), lower back pain, nausea, fatigue, and rash or fever. These could be signs of a kidney problem.

Frequently asked questions FOR Fast 20mg Tablet

Rabeprazole

Q. What is Fast 20 Tablet used for?
Fast 20 Tablet 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. Fast 20 Tablet 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).
Q. What is Fast 20 Tablet used for?
Fast 20 Tablet 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. Fast 20 Tablet 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).
Q. How long does it take for Fast 20 Tablet to work?
Fast 20 Tablet 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.
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Q. What is the best time to take Fast 20 Tablet?
It is best to take Fast 20 Tablet before your breakfast. If you are taking two doses, take it in the morning and evening. Fast 20 Tablet is more effective when it is taken an hour before your food.
Q. Is it safe to use Fast 20 Tablet for a long period of time?
Fast 20 Tablet should be used for as long as it has been prescribed by your doctor. Fast 20 Tablet is usually considered to be safe when taken in the recommended dose and duration. If Fast 20 Tablet 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.
Q. Does Fast 20 Tablet cause bone problems?
Yes, long-term use of Fast 20 Tablet can cause thinning of bones, which is called osteoporosis. Fast 20 Tablet 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.
Q. Can I take Fast 20 Tablet with vitamin D?
Yes, vitamin D can be taken along with Fast 20 Tablet. Vitamin D is generally advised to be taken as a supplement with Fast 20 Tablet as the long-term use of Fast 20 Tablet 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.
Q. How is Fast 20 Tablet useful in the treatment of H. pylori infection?
Fast 20 Tablet 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.
Q. Can long term use of Fast 20 Tablet cause magnesium deficiency?
Long-term use of Fast 20 Tablet 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.
Q. Can I stop taking Fast 20 Tablet if I feel better?
No, do not stop taking Fast 20 Tablet before completing the full course of treatment. You will start to feel better before your treatment is complete.
Q. What dietary changes should I make to get relief from acidity?
Fast 20 Tablet 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.
Q. Can I take alcohol with Fast 20 Tablet?
No, alcohol intake is not advised with Fast 20 Tablet. Alcohol itself does not affect the working of Fast 20 Tablet, but it can increase acid production. This may further cause worsening of your symptoms.
Q. Can I take antacids along with Fast 20 Tablet?
Yes, you can take antacids along with Fast 20 Tablet. Take it 2 hours before or after you take Fast 20 Tablet.
Q. What other lifestyle changes should I make to get maximum benefit of Fast 20 Tablet?
You make see better results if you make certain dietary and lifestyle changes while taking Fast 20 Tablet. 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.

Content on this page was last updated on 16 November, 2025, by Dr. Lalit Kanodia (MBA, MD Pharmacology)