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 shortest beetles are the featherwing beetles (family Ptiliidae), most of which measure less than 1 millimeter long. Of these, the smallest of all is a species called the fringed ant beetle, Nanosella fungi, which reaches only 0.25 mm in length and weighs just 0.4 milligrams.