Antibiotics. Antibiotics may be used when infectionsâsuch as abscessesâoccur in Crohnâs disease. They can also be helpful with fistulas around the anal canal and vagina. Antibiotics used to treat bacterial infection in the GI tract include metronidazole, ampicillin, ciprofloxacin, others.
1 Black carpet beetles vary in body length from 1/8 to 3/16 inch. 2  Black carpet beetle larvae frequently stay hidden when feeding, are golden to dark brown and are about 1/2-inch long. 3  The body resembles an elongated carrot or cigar with a long brush of bristles at the tail end.
The wings are soft and flexible, and the legs are long. Striped blister beetles are about 5/8 inch long and one-fourth as wide. They are gray to brown with yellow stripes running lengthwise of the wing covers. The ash-gray blister beetle is about 1/2 inch long and is completely gray. The black blister is about 1/2 inch long and is solid black. Damage: The larvae of the blister beetles destroys grasshopper egg pods. Infestations often occur during or just following a grasshopper outbreak. The black blister beetle adults are largely pollen feeders, but they also feed on alfalfa blossoms.