During arousal the testicles also increase in size due to vasocongestion, the accumulation of blood in the pelvis that occurs during arousal. The skin of the scrotum thickens and the testicles increase in size usually by approximately 50% at the height of arousal.
Viberzi Overview. Viberzi is a prescription medication used to irritable bowel syndrome with diarrhea (IBS-D) in adults. Viberzi belongs to a group of drugs called mu-opioid receptor antaognists. The exact mechanism of Viberzi in IBS-D is not known, but Viberzi interacts with opioid receptors in the gut. This medication comes in tablet form and is taken 2 times a day with food.
Currently, there are only few treatment options that relieve both the diarrhea and abdominal pain associated with IBS-D. Hence, the market opportunity is immense for the drug. However, the FDA has recommended that Viberzi should be classified as a controlled substance.The agency has submitted its recommendation to the U.S. Drug Enforcement Administration. The updated label will be available once Viberzi receives final scheduling designation.ence, the market opportunity is immense for the drug. However, the FDA has recommended that Viberzi should be classified as a controlled substance. The agency has submitted its recommendation to the U.S. Drug Enforcement Administration.