Cimetidine

Uses of Cimetidine

Cimetidine is commonly used in the treatment of Gastroesophageal Reflux Disease, Acid Reflux and Peptic Ulcer Disease.

How Cimetidine Works

Cimetidine is an antacid. It competitively inhibits H2-receptors of the gastric parietal cells and reduces the gastric acid secretion, gastric volume and hydrogen ion concentration which are all increased in Gastroesophageal Reflux Disease and Peptic Ulcer Disease.

Side Effects of Cimetidine

Diarrhea, Headache, Dizziness, Tiredness, Tachycardia, Myalgia, Arthralgia, Rashes, Confusion, Hypersensitivity reactions

Information About Cimetidine

Cimetidine is an H2 receptor antagonist used to treat peptic ulcer disease, gastroesophageal reflux, and Zollinger-Ellison syndrome in Singapore. Available as a 200mg–400mg oral tablet taken two to four times daily, it is HSA-registered and available on prescription only in Singapore. Unlike other H2 blockers, cimetidine significantly inhibits hepatic cytochrome P450 enzymes, causing clinically important interactions with warfarin, theophylline, and phenytoin — prescribers must review concurrent medications carefully before initiation. A valid doctor's consultation is required before dispensing. Order Cimetidine online at DoctorOnCall Singapore with same-day delivery available. Speak to a DoctorOnCall physician today to check if Cimetidine is right for you.


Cimetidine is a medication commonly used to treat acid-related stomach conditions such as heartburn, gastric ulcers, and gastroesophageal reflux disease (GERD). It works by reducing the amount of acid produced in the stomach, helping relieve irritation and promote healing of the stomach lining. Cimetidine belongs to a class of medications known as H2 receptor antagonists and is widely used in gastrointestinal care. Find affordable Cimetidine options from trusted brands at DoctorOnCall.

Conclusion

Consult our doctors online for safe and effective use of Cimetidine tailored to your health needs. Find the best prices for affordable Cimetidine tablets and oral solutions at DoctorOnCall Singapore.


Warnings

Kidney Use With Care

Cimetidine should be used with caution in patients with kidney disease. Dose adjustment of Cimetidine may be needed. Please consult your doctor.

Alcohol Not Advisable

It is unsafe to consume alcohol with Cimetidine. Taking Cimetidine with alcohol may enhance gastric mucosal irritation.

Pregnancy Maybe Safe

Cimetidine may be safe to use during pregnancy. Animal reproduction studies have not shown any risk to the fetus. However, Cimetidine does cross the placental barrier and hence must be used with precaution. Please consult your doctor.

Driving Generally Safe

Cimetidine usually does not affect the ability to drive. Do not drive unless you are well.

Liver Limited Data

Cimetidine should be used with caution in patients with liver disease. Dose adjustment of Cimetidine may be needed. Please consult your doctor.

Lactation Limited Data

Cimetidine is probably safe to use during lactation. Cimetidine is excreted in breast milk. Limited human data suggests that Cimetidine does not represent a significant risk to the baby. Please consult your doctor.

Frequently Asked Questions

Written by

Dr. Adeline Carol Peters

, Bachelor of Medicine and Bachelor of Surgery (MBBS) — Manipal Academy of Higher Education (MAHE)

Reviewed by

Dr. Mohd Izzat Amir Bin Awang

, Doctor of Medicine (MD), University of Mansoura - Manchester