Ledipasvir and sofosbuvir and Lorlatinib interaction
Ledipasvir and sofosbuvir and Lorlatinib: the Ledipasvir and sofosbuvir prescribing label flags this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Ledipasvir and sofosbuvir label · effective 2025-01-10
Use of ledipasvir and sofosbuvir with P-gp inducers is not recommended.
John's wort) may decrease ledipasvir and sofosbuvir plasma concentrations, leading to reduced therapeutic effect of ledipasvir and sofosbuvir, and the use with P-gp inducers is not recommended with ledipasvir and sofosbuvir [see Warnings and Precautions (5.3) ] .
John's wort, a P-gp inducer, is not recommended [see Warnings and Precautions (5.3) ].
Risk of Reduced Therapeutic Effect Due to Use with P-gp Inducers The concomitant use of ledipasvir and sofosbuvir and P-gp inducers may significantly decrease ledipasvir and sofosbuvir plasma concentrations and may lead to a reduced therapeutic effect of ledipasvir and sofosbuvir.
Therefore, the use of ledipasvir and sofosbuvir with P-gp inducers (e.g., rifampin, St.
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