Prescription ranitidine is used to treat ulcers,
GERD, erosive esophagitis, and other conditions. Ranitidine is in a class of medications called
H2 blockers. It decreases the amount of acid made in the stomach. This medication comes
in regular tablet, effervescent tablet, capsule, and syrup forms. Ranitidine is taken by mouth,
up to 4 times a day, 30 to 60 minutes before a meal. This medication is also available
in an injectable form to be given directly into a vein (IV) or muscle (IM) by a healthcare
professional. Common side effects of ranitidine include headache, diarrhea, and constipation.
Ranitidine can also cause dizziness and drowsiness. Do not drive or operate machinery until you
know how ranitidine affects you. Use this medication only as prescribed. To keep up
to date with medication information, sign up for RxWiki Notify.