- Brand Name : Myambutol
- Drug Class : Antitubercular Agents
- Medical Author : Sarfaroj Khan, BHMS, PGD Health Operations
- Medical Reviewer :
- _eael_post_view_count : 11
Brand Name: Myambutol
Generic Name: Ethambutol
Drug Class: Antitubercular Agents
What Is Ethambutol and How Does It Work?
Ethambutol is a prescription medication used to treat Tuberculosis.
- Ethambutol is available under the following different brand names: Myambutol.
What Are Dosages of Ethambutol?
Adult and pediatric dosage
Tablet
- 100mg
- 400mg
Tuberculosis
Adult dosage
Prescribing information
- Initial TB treatment: 15 mg/kg orally once daily
- Prior TB treatment: 25 mg/kg orally once daily; after 60 days, decrease to 15 mg/kg orally once daily
Daily administration
- 40-55 kg: 800 mg orally
- 56-75 kg: 1.2 g orally
- Over 75 kg: 1.6 g orally
Twice weekly administration
- 40-55 kg: 2 g orally
- 56-75 kg: 2.8 g orally
- Over 75 kg: 4 g orally
3 times per week administration
- 40-55 kg: 1.2 g orally
- 56-75 kg: 2 g orally
- Over 75 kg: 2.4 g orally
Pediatric dosage
Prescribing information:
- Children younger than 13 years of age: Not recommended
Guidelines from the American Thoracic Society (ATS), Centers for Disease Control and Prevention (CDC), and the Infectious Diseases Society of America (IDSA)
- 15-20 mg/kg/day orally; not to exceed 1 g/day or
- 50 mg/kg orally twice per week; not to exceed 2.5 g/dose
Guidelines from the American Academy of Pediatrics (AAP)
- 15-25 mg/kg/day orally; not to exceed 1 g/day or
- 50 mg/kg orally twice per week; not to exceed 2.5 g/dose
Dosage Considerations – Should be Given as Follows:
- See “Dosages”.