I haven't noticed any side effects except my extreme joy that something finally worked!” Only thing I got was sleepy. Pepcid (famotidine)." Available for Android and iOS devices.We comply with the HONcode standard for trustworthy health information - A Feeling Of Pins And Needles On Skin Acne Agitation Allergic Conjunctivitis Confusion Cramps Decreased Appetite Delirium Difficulty Sleeping Drowsiness Dry Mouth Dry Skin Fever Generalized Weakness Hair Loss Hallucinations Intense Abdominal Pain Itching … If you notice any other effects, check with your healthcare professional.Call your doctor for medical advice about side effects. These side effects may go away during treatment as your body adjusts to the medicine. Some side effects of famotidine may occur that usually do not need medical attention. Although not all of these side effects may occur, if they do occur they may need medical attention.Check with your doctor immediately if any of the following side effects occur:Some side effects may occur that usually do not need medical attention. All rights reserved. Famotidine a histamine-2 blockers. Johnson and Johnson/Merck, Fort Washington, PA. 4. Famotidine is used to treat and prevent ulcers in the stomach and intestines. You may report side effects to the FDA at 1-800-FDA-1088.Portions of this document last updated: Sept. 01, 2020Copyright © 2020 IBM Watson Health. Acid Reducer-Famotidine (famotidine) drug interactions. O 0Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.Some side effects may not be reported. Although not all of these side effects may occur, if they do occur they may need medical attention.Some side effects of famotidine may occur that usually Check with your health care professional if any of the following side effects The most commonly reported side effects include headache, dizziness, Convulsions occurred in patients with renal dysfunction.When patients obtained follow-up, psychic disturbances were found to be reversible.QT interval prolongation occurred in patients with renal dysfunction.1. It also treats conditions in which the stomach produces too much acid, such as Zollinger-Ellison syndrome. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.Mayo Clinic does not endorse companies or products. There are 274 drug interactions with Acid Reducer-Famotidine (famotidine) Acid Reducer-Famotidine (famotidine) alcohol/food interactions. There is 1 alcohol/food interaction with Acid Reducer-Famotidine (famotidine) Famotidine works by decreasing the amount of acid the stomach produces. These compounds neutralize stomach acid, and there are generally no serious side effects. Today is day 3, and all my hives are gone. Allergy alert: Do not use if you are allergic to ranitidine or other acid reducers. Cerner Multum, Inc. "Australian Product Information." Being ready to answer them may leave time to go over points you want to spend more time on. relieves heartburn associated with acid indigestion and sour stomach; prevents heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain foods and beverages; Warnings. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. If you notice any other effects, check with your healthcare professional.Call your doctor for medical advice about side effects. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. The itching is virtually gone. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Even the dark spots the hives were leaving behind before seem to be fading. Famotidine is a prescription drug and over the counter drug used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers.