The effects of lorazepam (agitation reducer/sleep inducer, muscle relaxant, anxiety reducer, inhibitor of new memory formation) may be considered as adverse or side effects if unwanted.
Making the world better, one answer at a time. Grainy, sandy looking stools may be caused by a number of issues. If you suffer from Irritable Bowel Syndrome, or Crohn's disease, it may be those diseases causing your malformed stools. Other issues are too much fiber, infections, fatty foods, and more.
Black pepper-sized specks in stool may be due to clumps of bacteria, commonly appearing in small intestinal bacterial overgrowth (SIBO). Black diarrhea may be due to: 1  Medications/supplements: anti-diarrheal drug Pepto-Bismol, iron pills.  Bleeding from the stomach or upper small intestine during diarrhea.