GERD Home > Ensuring Safe Treatment With Zantac

Drug Interactions With Zantac

Zantac can potentially interact with a number of medicines.
(Click Zantac Drug Interactions for more information about these possible interactions.)

What Should I Tell My Healthcare Provider?

Before taking this medication, let your healthcare provider know if you have:
  • Kidney disease or kidney failure
  • Liver disease, including liver failure or cirrhosis
  • Acute porphyria
  • Phenylketonuria.
Also, let your healthcare provider know if you:
Tell your healthcare provider about all other medicines you may be taking, including prescription and non-prescription medicines, vitamins, and herbal supplements.
(Click Zantac Warnings and Precautions for more information on this topic, including information on who should not take the drug.)


People who take too much Zantac may have overdose symptoms that could include:
  • Low blood pressure (hypotension)
  • Changes in walking pattern
  • Muscle tremors or shakiness
  • Vomiting
  • Rapid breathing.
If you happen to overdose, seek medical attention immediately.
(Click Zantac Overdose for more information.)
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
List of references (click here):
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