Clarithromycin: What are the side effects?

Clarithromycin is a prescription antibiotic that is widely used. It is prescribed for various forms of bacterial infections ranging from skin, lung, ear and sinus infection or even ulcers brought about by the Helicobacter pylori bacterium.

The typical side effects that might arise include stomach and intestinal issues, headaches and abnormal taste in the mouth. An allergic reaction and some severe liver and heart issues have been reported.

Digestive side effects

A variety of stomach and intestinal symptoms might arise among those using clarithromycin. Among adults, some experience nausea and diarrhea as well as stomach pain and indigestion.

Diarrhea arises if an antibiotic eliminates the normal bacteria in the gut or might be an indication of an intestinal infection brought about by the Clostridium difficile bacterium. This infection is considered rare but reported among those under treatment with clarithromycin.


A variety of stomach and intestinal symptoms might arise among those using clarithromycin.

Nervous system issues

Changes in the sense of taste is one of the typical side effects of clarithromycin and attributed to its effect on the nervous system.

Some experience an unusual taste in the mouth which is often metallic. In uncommon cases, headaches might arise that are typically mild but severe headaches have been reported.

Other potential side effects of clarithromycin

The possible effects on the liver which is evident as high amounts of blood liver enzymes has been reported in some individuals who are using clarithromycin.

Remember that it is considered changeable, but the toxicity in the liver can be serious particularly if the drug intermingles with other medications being used. The side effects in the liver have no symptoms and likely to occur among the elderly.


No comments yet.

Leave a Reply

Captcha * Time limit is exhausted. Please reload CAPTCHA.