Ibifix

Yes, Ibifix might cause constipation in a few cases only. It is a rare side effect of this medicine. If you are experiencing constipation after taking this drug, then try to eat fibre rich food, take laxatives and digestive enzyme supplements that might be helpful in reducing constipation.

The use of Ibifix for the treatment of small intestinal bacterial overgrowth (SIBO) is not approved and scientific evidence supporting its use for SIBO is not sufficient.

Ibifix is a brand name of rifaximin and it comes in the form of tablet and syrup. It is a prescription drug and a broad-spectrum antibiotic which is used in the prevention of travelers’ diarrhea (TD) caused by bacteria Escherichia coli and to reduce the risk of hepatic encephalopathy (a brain disorder that causes decline in functioning of the brain due to accumulation of ammonia in which results from the liver damage) along with lactulose. It is also used in the treatment of irritable bowel syndrome with diarrhea (IBS-D). 

No, Ibifix is not a penicillin. It contains rifaximin which is a broad spectrum antibiotic and an analog of rifampicin. It is a prescription drug that is used in the treatment of travelers’ diarrhea (TD), hepatic encephalopathy, and irritable bowel syndrome with diarrhea (IBS-D).

Rarely, Ibifix causes fatigue. It is an uncommon side effect of this drug. However, the exact cause of fatigue is unknown. If you experience tiredness after taking this drug, then try to take some rest even after that if you feel excessive tiredness then do discuss it with your doctor.