Table of Contents
When should we take ranitidine?
Ranitidine can be taken with or without food. To prevent heartburn and acid indigestion, take ranitidine 30-60 minutes before eating food or drinking beverages that can cause indigestion. Do not take more than 2 tablets in 24 hours unless directed by your doctor. Follow all directions on the product package.
Can I take ranitidine 300mg twice a day?
Ranitidine 300 mg twice daily and 150 mg four-times daily are effective in healing erosive oesophagitis.

Should ranitidine be taken at night?
Adding 150 or 300 mg of ranitidine at bedtime is more effective than additional omeprazole at bedtime in control of night-time acid breakthrough.
Can ranitidine cause kidney damage?
Your kidneys could be damaged if you take large amounts of over-the-counter medications, such as ranitidine. Every drug you put into your body is excreted mainly by renal excretion, a process in which the drug passes through the kidney to the bladder and ultimately into the urine.

What is Ranitidine used for?
What is ranitidine? Ranitidine belongs to a group of drugs called histamine-2 blockers. It works by reducing the amount of acid your stomach produces. Ranitidine is used to treat and prevent ulcers in the stomach and intestines. It also treats conditions in which the stomach produces too much acid, such as Zollinger-Ellison syndrome.
What happened to ranitidine?
WebMD Update: All products containing ranitidine have been removed from the U.S. market at the request of the FDA. Other medications are available for heartburn and acid reflux Learn More Ranitidine is used to treat ulcers of the stomach and intestines and prevent them from coming back after they have healed.
Is ranitidine an anticholinergic?
Ranitidine – Clinical Pharmacology. Ranitidine is a competitive, reversible inhibitor of the action of histamine at the histamine H2-receptors, including receptors on the gastric cells. Ranitidine does not lower serum Ca++ in hypercalcemic states. Ranitidine is not an anticholinergic agent.
What is the generic name for ranitidine?
Ranitidine. Generic name: ranitidine (ra NI ti deen) Brand name: Zantac. Drug class: H2 antagonists. Medically reviewed by Sanjai Sinha, MD. Last updated on May 31, 2021. Uses. Warnings. Dosage.