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Zactane

Composition for Zactane Products

Zactane Products are primarily used for
Heartburn, Gastroesophageal reflux disease (Acid reflux), Peptic ulcer disease

Products for Zactane

Zactane 40mg Tablet
strip of 14 tablets
MRP₹8.58
Not Available
Zactane 20mg Tablet
strip of 14 tablets
MRP₹4.86
Not Available

About Zactane Products

uses

Uses of Zactane Products

Famotidine is used in the treatment of heartburn, gastroesophageal reflux disease (acid reflux) and peptic ulcer disease.
side effects

Zactane Products side effects

Common
Side Effects of Zactane are Headache, Diarrhea, Drowsiness, Constipation.

How Zactane Products work

Famotidine is a histamine H2 receptor antagonist. It works by reducing the acid produced in the stomach. This helps to relieve acid-related indigestion and heartburn.

In Depth Information for Zactane Products

  • Zactane is a well tolerated and safe medicine with a very low incidence of side effects.
  • Take it with or without food.
  • If you are also taking other medications to treat acidity (e.g., antacid), take them 2 hours before or after taking Zactane.
  • Avoid taking soft drinks, citrus fruits like orange and lemon, which can irritate the stomach and increase acid secretion.
  • Inform your doctor if you do not feel better after taking Zactane for 2 weeks as you may be suffering from some other problems.
  • Inform your doctor if you have ever been diagnosed with kidney disease as dose of your medicine may need to be adjusted.
  • Do not stop taking the medication without talking to your doctor. 
  • Zactane is a well tolerated and safe medicine with a very low incidence of side effects.
  • Take it with or without food.
  • Take Zactane before going to bed if you are taking this medicine once a day. It is very effective in controlling stomach acid that is released when you are asleep.
  • If you are also taking other medications to treat acidity (e.g., antacid), take them 2 hours before or after taking Zactane.
  • Avoid taking soft drinks, citrus fruits like orange and lemon, which can irritate the stomach and increase acid secretion.
  • Inform your doctor if you do not feel better after taking Zactane for 2 weeks as you may be suffering from some other problems.
  • Inform your doctor if you have ever been diagnosed with kidney disease as dose of your medicine may need to be adjusted.
  • Do not stop taking the medication without talking to your doctor. 

Patient Concerns about Zactane Products

Frequently asked questions about Zactane Products

Q. Can I take Zactane 40mg Tablet empty stomach?

Zactane 40mg Tablet may be taken with or without food. It can be taken once daily before bedtime or twice daily in the morning and before bedtime, as recommended.

Q. How long does it take for Zactane 40mg Tablet to start working?

Zactane 40mg Tablet starts working as fast as within 15 minutes from when it is given. Its effect is seen to last all day or all night.

Q. What is the difference between Zactane 40mg Tablet and Omeprazole?

Zactane 40mg Tablet and Omeprazole belong to different groups of medicines. While Zactane 40mg Tablet belongs to histamine H2 antagonists group, Omeprazole belongs to proton pump inhibitors group. Both these medicines work by reducing the amount of acid made by the stomach, to relieve the symptoms and allow healing.

Q. What are the serious side effects of Zactane 40mg Tablet?

Zactane 40mg Tablet may have some serious side effects, but these are rare. These side effects may include hives, skin rash, itching, hoarseness and difficulty in breathing or swallowing. Another serious symptom may be swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs. Inform your doctor in case you notice any of the mentioned symptoms.

Q. What are the dos and don’ts while taking Zactane 40mg Tablet?

Avoid taking aspirin and other painkillers used to treat arthritis, period pain or headache. These medicines may irritate the stomach and make your condition worse. Contact your doctor who may suggest other medicines. Avoid coffee, tea, cocoa and cola drinks because these contain ingredients that may irritate your stomach. Eat smaller, more frequent meals. Eat slowly and chew your food carefully. Try not to rush at meal times. You should stop or cut down on smoking.

Q. Is Zactane 40mg Tablet safe for long-term use?

There is limited data available on whether Zactane 40mg Tablet can be used for a long term or not, but it is a relatively safe medicine. You should take it for the duration advised by your doctor. Do not take over-the-counter Zactane 40mg Tablet for longer than 2 weeks unless advised by your doctor.
Information last updated by Dr. Varun Gupta, MD Pharmacology on 25th Nov 2025.
The medicine details are for information purpose only. Consult a doctor before taking any medicine.