Giardiasis does not spread via the bloodstream, nor does it spread to other parts of the gastrointestinal tract, but remains confined to the lumen of the small intestine. Giardia trophozoites absorb their nutrients from the lumen of the small intestine, and are anaerobes.iardiasis does not spread via the bloodstream, nor does it spread to other parts of the gastrointestinal tract, but remains confined to the lumen of the small intestine. Giardia trophozoites absorb their nutrients from the lumen of the small intestine, and are anaerobes.
Glycerin suppositories side effects. The most common side effects of glycerin suppositories are anal irritation, a burning sensation, diarrhea, gas, nausea and abdominal cramps.
What is Fleet Glycerin Suppositories Pediatric (glycerin rectal)? Glycerin rectal is used as a laxative. It works by causing the intestines to hold more water, which softens the stool. Glycerin rectal is used to treat occasional constipation or to cleanse the bowel before a rectal exam or other intestinal procedure.