Rifaximin EP Impurity H is an intermediate of Rifaximin. Rifaximin is a semi-synthetic, nonsystemic antibiotic derived from rifamycin SV with antibacterial activity. It also acts as a pregnane X receptor (PXR) agonist. It is approved for the treatment of traveler's diarrhea, irritable bowel syndrome, and hepatic encephalopathy.

Cockroaches play a vital role in ecosystems by acting as scavengers, breaking down organic matter and recycling nutrients. They help decompose dead plants and animals, contributing to soil health and providing food for other animals in the food chain.