What Are the Side Effects of Zantac 150?


Quick Answer

Side effects of Zantac 150 include constipation, queasiness and watery stools, according to Drugs.com. In rare instances, ranitidine, the main ingredient in Zantac 150, has been reported to cause toxicity, which can result in side effects such as fever, chills and skin rashes.

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Full Answer

While Zantac 150 may be easier to tolerate than other medications that inhibit acid production, serious side effects can still occur following ingestion, explains Healthline. It is imperative for individuals to seek immediate medical attention if they experience symptoms of tremors, breathing difficulties, severe vertigo or confusion.

It is important for individuals to consult with a physician prior to taking Zantac 150 if they have chronic heartburn or nausea, as well as heartburn that is accompanied by breathing difficulties, as this can indicate a more serious illness, according to Zantac. Individuals with bloody stools or those who experience pain when swallowing should not take Zantac 150.

The medication should be taken within 60 minutes of eating foods that trigger symptoms of heartburn and should not be consumed for more than 14 days in a row. Zantac adds that adults can safely take the medicine up to two times a day but should not take more than two tablets within 24 hours. If heartburn symptoms persist after taking the medication for 14 days, it is important to consult with a physician.

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