Sofosbuvir / Velpatasvir

Rosuvastatin

Dosage adjustment may be necessary.

Available pharmaceutical opinion

Document made available to the pharmacist to communicate a drug interaction to the doctor.

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Mechanism

Sofosbuvir / Velpatasvir may inhibit hepatic transports OATP1B1/B3 and BCRP and increase plasma concentration of Rosuvastatin.

Sofosbuvir / Velpatasvir

Pharmacodynamic effects

Recommendations

Alternative solution(s)

Rosuvastatin

Pharmacodynamic effects

Possible increased risk of HMG CoA inhibitor toxicity.

Recommendations

Start with a small dosage. Monitor closely for signs and symptoms of toxicity and adjust dosage as a function of efficacy and tolerance.

We do not recommend more than 10 mg per day.

Alternative solution(s)

Monitor

Symptoms of toxicity associated with hypolipidemic agents : gastrointestinal effects, fatigue and muscular weaknesses, myalgias, muscular cramps, myopathies, rhabdomyolysis and myoglobinuria leading to renal insufficiency.

Tests

CK

ALT

AST

Lipidic profile

Pharmacokinetic parameters
Parameters
Reference number
# patients
HCV
Dose
Frequency
AUC
Cmax
Sofosbuvir / Velpatasvir
3250
18
-
100 mg *
QD
 
 
Rosuvastatin
3250
18
-
20 mg
x 1
+ 169% (2.7x)
+ 161% (2.6x)
Comment

Ref #3250 : * This study was conducted with velpatasvir alone but no significant interaction is anticipated with sofosbuvir. The effects on velpatasvir have not been studied but no significant change is anticipated.

Comment
Reference
  • 3250
    Sofosbuvir/Velpatasvir (Epclusa), Gilead Sciences, Ontario, Canada, 5 novembre 2020.