Metronidazole is virtually completely absorbed with oral administration and should be given IV only if patient can take nothing by mouth. This is infrequent and unpredictable. Patients should be warned, and manufacturer recommends that alcohol be avoided. Category B. Fetotoxicity in animals. For trichomoniasis CDC recommends 2 gm x 1 after first trimester.
Alternative agents are available for most other conditions.
The Johns Hopkins University on behalf of its Division of Infectious Diseases and AIDS Service. All rights reserved. Physicians and other health care professionals are encouraged to consult other sources and confirm the information contained in this site because no single reference or service can take the place of medical training, education, and experience. Consumers are cautioned that this site is not intended to provide medical advice about any specific medical condition they may have or treatment they may need and they are encouraged to call or see their physician or other health care provider promptly with any health related questions they may have.