Content Details
Written By
MDS (Oral Pathology & Microbiology), BDS
Reviewed By
MD (Pharmacology), MBBS
Last updated on:
26 Jun 2019 | 05:35 PM (IST)
Want to know more?
Read Our Editorial Policy
Have issue with the content?
Report Problem

FM 40 mg Tablet

Prescription Required

Overview

FM Tablet side effects

Common
  • Headache
  • Dizziness
  • Diarrhea
  • Constipation

How to use FM Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. FM 40 mg Tablet is to be taken with food.

How FM Tablet works

FM 40 mg Tablet is a H2 blocker (antacid). It works by reducing the amount of acid in the stomach which helps in relief of acid related indigestion and heartburn.

FM Tablet related warnings

Alcohol
CAUTION
It is unsafe to consume alcohol with FM 40 mg Tablet. Taking a large amount of alcohol can increase acidity and cause acid reflux in the food pipe causing heartburn. This would decrease the effect of this drug and can aggravate your underlying condition.
Pregnancy
PROBABLY SAFE
FM 40 mg Tablet is probably safe to use during pregnancy.
Animal studies have shown low or no adverse effect on the fetus, however, there are limited human studies. Please consult your doctor.
Lactation
FM 40 mg Tablet is probably safe to use during lactation. Limited human data suggests that the drug does not represent a significant risk to the baby.
Driving
SAFE
FM 40 mg Tablet does not usually affect your ability to drive.
Kidney
CAUTION
FM 40 mg Tablet should be used with caution in patients with kidney disease. Dose adjustment of FM 40 mg Tablet may be needed. Please consult your doctor.
Liver
FM 40 mg Tablet is probably safe to use in patients with liver disease. Limited data available suggests that dose adjustment of FM 40 mg Tablet may not be needed in these patients. Please consult your doctor.

What if you miss a dose of FM Tablet?

If you miss a dose of FM 40 mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

Alternate Brands

For informational purposes only. Consult a doctor before taking any medicines.
FM 40 mg Tablet
₹1.2/Tablet
Topcid 40 Tablet
Torrent Pharmaceuticals Ltd
₹0.46/Tablet
save 61%
Famocid 40 Tablet
Sun Pharmaceutical Industries Ltd
₹0.49/Tablet
save 59%
₹1.56/Tablet
30% costlier
Facid 40 Tablet
Intas Pharmaceuticals Ltd
₹0.41/Tablet
save 66%
Famonext 40mg Tablet
Cadila Pharmaceuticals Ltd
₹0.5/Tablet
save 59%

Expert Advice

  • FM 40 mg Tablet is a well tolerated and safe medicine with a very low incidence of side effects.
  • If you are also taking an antacid, take it two hours before or after taking FM 40 mg Tablet.
  • 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 FM 40 mg Tablet for two weeks or 14 days as you may be suffering from some other problems.
  • Inform your doctor if you have ever been diagnosed with kidney or liver disease. Dose of your medicine may need to be adjusted.
  • Do not stop taking medication without talking to your doctor. 

Interaction with Drugs

Taking FM with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Brand(s): Vogmax
SERIOUS
Brand(s): Diadose
SERIOUS
Brand(s): Exeed, Metcalf, Estimet
SERIOUS
Brand(s): Indizole, Itraspan, Itzo
SERIOUS
Brand(s): Stoin
MODERATE
Brand(s): Euroglip, Pridex MG, Glimpee
MODERATE
Brand(s): Fungis, EF Z, Rocflu
MINOR

Patient Concerns

Questions Related to FM

arrow
Suffering from acid reflux disease due to which pain in throat and right side of lower abdomen
Dr. Saurav Arora
Homeopathy
Dear sir for the time being you can take Robinia 30, 04 drops in half cup water and Nixocid tab 2 tab thrice daily for a month, but as this case needs supervision, discussion and examination you need to visit a homeopath so that he can discuss your case in detail, get some investigations, do examination and guide you accordingly,
I grind my teeth in sleep. What should i do?
Dr. Jyoti Kapoor Madan
Psychiatrist
Grinding your teeth or bruxism is a sleep related movement disorder.Doctors don't completely understand what causes bruxism. Possible physical or psychological causes may include: Emotions, such as anxiety, stress, anger, frustration or tension Aggressive, competitive or hyperactive personality type Abnormal alignment of upper and lower teeth (malocclusion) Other sleep problems, such as sleep apnea Response to pain from an earache or teething (in children) Stomach acid reflux into the esophagus An uncommon side effect of some psychiatric medications, such as phenothiazines or certain antidepressants A coping strategy or focusing habit Complication resulting from a disorder such as Huntington's disease or Parkinson's diseaseIn case it is causing damage to your teeth , visit a dentist.In case you have headache, facial pain, get a psychiatric evaluation
arrow
Do you have any questions related to FM 40 mg Tablet?

User Feedback


FAQs

Q. How is FM different from omeprazole?

Both FM and omeprazole lower the acid production in your stomach but they belong to the different group of drugs. Studies have shown that omeprazole is more effective than FM in treating heartburn and in rapid healing of duodenal ulcers. However, the effect of these medicines may vary upon individual response.

Q. Is FM an antacid?

FM belongs to the class of H2 receptor blockers which decrease the amount of acid produced in the stomach. While antacids only neutralize the stomach acid by coating the stomach.

Q. What is the difference between FM and pantoprazole?

FM is an H2 histamine receptor blocker whereas pantoprazole is a proton pump inhibitor. Pantoprazole is more potent at inhibiting gastric acid production compared to famotidine and also its effect lasts for a long time.

Q. How is FM different from cimetidine?

Both FM and cimetidine lower gastric acid secretion by blocking the H2 receptor in the stomach. However, FM is longer acting, more efficacious, and has very less side effects when compared to cimetidine.

Q. Is FM safe to use?

FM is safe if used for a prescribed duration in doses as prescribed by your physician. However, there are some common side effects that you can experience with the dose advised, like a headache, muscle pain, fatigue, diarrhea, drowsiness, and constipation.

Q. Can I take FM with ibuprofen?

FM can be taken with ibuprofen. Ibuprofen is a pain killer and belongs to the group of NSAIDs (non-steroidal anti-inflammatory agents) which can cause stomach acidity, heartburn, and stomach ulcers. Drugs like FM are used to prevent and treat gastric problems caused by ibuprofen.

Q. Would there be a change in the dose of FM in patients undergoing dialysis?

Yes, there could be a change in the dose of FM in patients undergoing dialysis. In patients with severe renal failure, a lower dose of FM is recommended. However, patients who undergo dialysis do not need to add a dose even if there is a considerable variation in the clearance of the drug from the body in these patients.

Q. Can I take FM with aspirin?

Aspirin can be taken with FM. Aspirin is a pain killer and belongs to the group of NSAIDs (non-steroidal anti-inflammatory agents) which can increase the gastric acid secretion and worsen stomach acidity, heartburn, and stomach ulcers. On the other hand, drugs like FM are used to prevent and treat gastric problems caused by painkillers.

Q. Why does FM cause dizziness?

Dizziness is a commonly reported side effect with the use of FM. The exact mechanism of this is not known. However, it is suggested to block H2 receptor located in some brain areas (cerebral cortex and corpus striatum) which can lead to dizziness. Do not drive or use any machinery in case you feel dizzy while taking FM.

Q. What is the role of FM before surgery?

FM is given as a part of pre-anesthetic medication before surgery to decrease the stomach acid secretion so that stomach acid is not aspirated into the lungs during surgery.

Q. Can I take FM with ranitidine?

Both FM and ranitidine lower gastric acid secretion by blocking the H2 receptor in the stomach. They are not used together as they have a similar action and use and when used together, there could be an increased risk of side effects.

Q. What is the role of FM in critically ill patients?

FM may be used in critically ill patients to decrease stomach acid secretion and lower the risk of acid aspiration into the lungs. It also helps in decreasing stomach ulcers and gastrointestinal bleeding in these patients.

Q. What is the difference between FM and esomeprazole?

FM is an H2 histamine receptor blocker whereas esomeprazole is a proton pump inhibitor. Esomeprazole is more potent at inhibiting gastric acid production compared to FM and also its effect lasts for a long time.

Q. Is FM an over the counter product?

FM is not available as an over the counter (OTC) product. It is a prescription medicine and is available when prescribed by a doctor.

Q. Are there any withdrawal symptoms associated with the use of FM?

FM is not seen to be associated with any withdrawal symptoms. In treatment-withdrawal studies of FM, no significant withdrawal symptoms were observed after discontinuing the medication.

Q. Why is FM added to total parenteral nutrition?

Patients on total parenteral nutrition are prone to increased secretion of stomach acid in the absence of food. H2 receptor blockers like FM is given in these patients to decrease acid secretion and prevent gastric ulcers.

Q. What are the side effects of FM seen in infants?

Irritability, lethargy, diarrhea, dry mouth, vomiting, constipation, abdominal discomfort, fatigue, and urticaria are some of the side effects reported with the use of FM in infants (children less than 1 year of age).

Q. Why is FM used in cancer patients?

FM may be used for multiple reasons in cancer patients. It can lower stomach acid volume in patients undergoing chemotherapy to prevent aspiration and lower the risk of stomach ulceration and bleeding. According to some studies, FM can potentiate white blood cell against cancer cells and can be helpful in the treatment of cancer.

Q. When does FM expire?

Yes, FM does expire. Please check the expiry date written on the pack and it refers to the last day of that month. Do not use FM after the expiry date.

Q. Is there any benefit of taking FM with Lansoprazole?

Both FM and pantoprazole lower gastric acid secretion, however, they work by different mechanisms. If you have been advised to take pantoprazole, you can take FM initially for rapid relief of heartburn and acid reflux as pantoprazole may take a few days to show its effect and help in relieving symptoms.

Q. What is the benefit of taking FM with Pantoprazole?

Both FM and pantoprazole lower gastric acid secretion, however, they work by different mechanisms. If you have been advised to take pantoprazole, you can also take FM initially for rapid relief of heartburn and acid reflux as omeprazole may take a few days to show its effect and provide relief.

Q. Does FM use cause hair loss?

No, use of FM is not seen to cause hair loss. Some common side effects associated with its use includes a headache, muscle pain, fatigue, diarrhea, drowsiness, and constipation.

Q. What are the side effects of FM in elderly?

No specific studies have been done to study the use of FM in elderly. Headache, dizziness, dry mouth, nausea, vomiting, constipation, abdominal discomfort, fatigue, and urticaria are some of the side effects reported with its use. Elderly patients are more prone to have kidney related problems and so a dose adjustment may be needed.

Q. Is it safe to take FM with Tramadol?

Yes FM can be taken with Tramadol. No drug-drug interactions or any harmful effects have been reported when they are used together.

Q. Can I take FM with Ciprofloxacin?

FM and Ciprofloxacin can be taken together. Ciprofloxacin is an antibiotic and is used to treat bacterial infections. FM is sometimes given along with for the relief of associated stomach acidity or acid reflux. No drug-drug interactions or any harmful effects have been reported when they are used together.

Q. Is it safe to take FM with Azithromycin?

FM and Azithromycin can be taken together. Azithromycin is an antibiotic and is used to treat bacterial infections. FM is sometimes given along with for the relief of associated stomach acidity or acid reflux. No drug-drug interactions or any harmful effects have been reported when they are used together.

Q. Can I take FM with Doxycyclin?

FM and Doxycyclin can be taken together. Doxycyclin is an antibiotic and is used to treat bacterial infections. FM is sometimes given along with for the relief of associated stomach acidity or acid reflux. No drug-drug interactions or any harmful effects have been reported when they are used together.

Related Products

Disclaimer: 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover all possible side effects, drug interactions or warnings or alerts. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.
References
  1. Wallace JL, Sharkey KA. Pharmacotherapy of Gastric Acidity, Peptic Ulcers, and Gastroesophageal Reflux Disease. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman's: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: The McGraw-Hill Companies, Inc.; 2011. [Accessed 29 Jan. 2019] (online) Available from:External Link
  2. Famotidine. South Granville, New South Wales: Merck Sharp & Dohme Pty., Ltd.; 1996. [Accessed 11 Mar. 2019] (online) Available from:External Link
  3. U.S. National Library of Medicine. Famotidine. [Accessed 28 Mar. 2019] (online) Available from:External Link
  4. Central Drugs Standard Control Organisation (CDSCO). [Accessed 28 Mar. 2019] (online) Available from:External Link
Manufacturer/Marketer Address
284/1, Bangur Avenue , Block - B , Kolkata - 700055
Best Price
₹13.44
MRP16.8  Get 20% OFF
This price is valid only on the orders above ₹500
14 tablets in 1 strip
SOLD OUT

INDIA’S LARGEST HEALTHCARE PLATFORM

150M+
Visitors
25M+
Orders Delivered
1000+
Cities
Get the link to download App
+91
Reliable

All products displayed on 1mg are 100% genuine and all labs listed on the platform are accredited

Secure

1mg uses Secure Sockets Layer (SSL) 128-bit encryption and is Payment Card Industry Data Security Standard (PCI DSS) compliant

Affordable

Enjoy 20% off on allopathy medicines, up to 50% off on health products, up to 80% off on lab tests and free doctor consultations

India's only LegitScript and ISO/IEC 27001 certified online healthcare platform
Know More About 1mg
Access medical and health information

1mg provides you with medical information which is curated, written and verified by experts, accurate and trustworthy. Our experts create high-quality content about medicines, diseases, lab investigations, Over-The-Counter (OTC) health products, Ayurvedic herbs/ingredients, and alternative remedies.

Order medicines online

Get free medicine home delivery in over 1000 cities across India. You can also order Ayurvedic, Homeopathic and other Over-The-Counter (OTC) health products. Your safety is our top priority. All products displayed on 1mg are 100% genuine.

Book lab tests

Book any lab tests and preventive health packages from certified labs and get tested from the comfort of your home. Enjoy free home sample collection, view reports online and consult a doctor online for free.

Consult a doctor online

Got a health query? Consult doctors online from the comfort of your home for free. Chat privately with our registered medical specialists to connect directly with verified doctors. Your privacy is guaranteed.