As with any medicine, there are possible side effects with Zantac. However, not everyone who takes Zantac will experience side effects. In fact, most people tolerate Zantac well. When Zantac side effects do occur, they are often minor and either require no treatment or can easily be treated by you or your healthcare provider. Serious side effects are less common.
The most common side effects of Zantac 150 include: