Medications not yet evaluated by P&T are considered NON-FORMULARY . . . . . Always check 2 unique patient identifiers - NAME and DATE OF BIRTH - at every step! . . . . . Please be sure to document all clinical activities daily.
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efavirenz-lamiVUDine-tenofovir disoproxil fumarate

efavirenz-lamiVUDine-tenofovir disoproxil fumarate
Drug Name Form Strength Formulary Unrestricted Formulary Restricted Non-Formulary Interchange
Symfi Lo TABLET, ORAL 400 mg-300 mg-300 mg    
Symfi TABLET, ORAL 600 mg-300 mg-300 mg    
Comments:

Symfi Lo: Inpatients to use home supply. Efavirenz 200 mg is no longer commercially available. If home supply is not available, utilize therapeutic interchange with efavirenz 300 mg dosage until the home supply is acquired.

 

ORDERED FORMULATION

THERAPEUTIC INTERCHANGE
efavirenz-lamiVUDine-tenofovir disoproxil fumarate

(Symfi)

  • 600 mg-300 mg-300 mg oral tablet

efavirenz (Sustiva) and lamiVUDine (Epivir) and tenofovir disoproxil fumarate (Viread)

  • ONE 600 mg efavirenz PLUS ONE 300 mg lamiVUDine oral tablet PLUS ONE 300 mg tenofovir disoproxil fumarate oral tablet
efavirenz-lamiVUDine-tenofovir disoproxil fumarate

(Symfi Lo)

  • 400 mg-300 mg-300 mg oral tablet

efavirenz (Sustiva) and lamiVUDine (Epivir) and tenofovir disoproxil fumarate (Viread)

  • 1/2 of a 600 mg (300 mg) efavirenz tablet PLUS ONE 300 mg lamiVUDine oral tablet PLUS ONE 300 mg tenofovir disoproxil fumarate oral tablet

Symfi and Symfi Lo are non-formulary. Automatic interchange to equivalent single drug products.

 

Reviewed: 28 Aug 2018 (Symfi & Symfi Lo), February 2025 (Symfi Lo)

 

Efavirenz-lamiVUDine-tenofovir disoproxil fumarate (Symfi Lo) Formulary Update

Last updated: Mar. 21, 2025






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