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Table 2 Randomised studies in healthy volunteers

From: The impact of prothrombin complex concentrates when treating DOAC-associated bleeding: a review

Study

Design

N

DOAC

PCC

Results

Laboratory parameters tested

Reversal of DOAC effects with PCC

Bleeding

Barco et al. [58]

Randomised, double-blind, placebo-controlled, crossover

6

Rivaroxaban (15 mg BID)

4F-PCC (Cofact® 25 or 37.5 IU/kg)

PT

(+) with both doses of 4F-PCC

No deaths, SAEs or TEEs reported

ETP

(+) with 4F-PCC 37.5 IU/kg

Brown et al. [60]

Randomised, double-blind, placebo-controlled, three-way crossover

24

Edoxaban (60 or 120 mg)

3F-PCC (Bebulin® 25 or 50 IU/kg)

PT

(−)

No deaths, SAEs or TEEs reported

ETP

(+)

Cheung et al. [61]

Randomised, double-blind, placebo-controlled, crossover

6

Apixaban (10 mg BID)

4F-PCC (Cofact® 25 or 37.5 IU/kg)

PT

(+)

No deaths, SAEs or TEEs reported

ETP

Partial

Eerenberg et al. [9]

Randomised, double-blind, placebo-controlled, crossover

12

Dabigatran (150 mg BID)

4F-PCC (Cofact® 50 IU/kg)

TGA lag time, aPTT, ECT, TT

(−)

No deaths, SAEs or TEEs reported

Rivaroxaban (20 mg BID)

PT, ETP

(+)

Levi et al. [57]

Randomised, open-label, parallel-group

35

Rivaroxaban (20 mg BID)

4F-PCC (Beriplex® 50 IU/kg) and 3F-PCC (Profilnine® 50 IU/kg)

PT

(+) 4F-PCC > 3F-PCC

No deaths, SAEs or TEEs reported

TGA

 

 ETP

(+) 3F-PCC > 4F-PCC

 Peak TG

(+) with 3F-PCC only

 Time to peak

(+)

 Lag time

(-)

aPTT

(-)

Levy et al. [59]

Randomised, double-blind, parallel-group

147

Rivaroxaban (20 mg BID)

4F-PCC (Kcentra® 50 IU/kg)

PT

Partial

No deaths, SAEs or TEEs reported; no difference from saline control in reversal of effects on bleeding duration and volume after administration of 4F-PCC or TXA

TGA

 

 ETP

(+)

Nagalla et al. [63]

Randomised, two-period crossover, assessor-blinded

12

Apixaban

(5 mg BID)

4F-PCC (Kcentra®/Beriplex®

25 IU/kg)

PT

(+)

No deaths, SAEs or TEEs reported

TGA parameters (peak, lag time, ETP)

(+) (significan\ce dependent on reagents used)

TGA parameters (time to peak, maximum velocity)

(-)

aPTT

(-)

Song et al. [62]

Open-label, randomised, placebo-controlled, 3-period crossover

15

Apixaban (10 mg BID)

4F-PCC (Beriplex® or Cofact® 50 IU/kg)

TGA

(+)

No deaths, SAEs or TEEs reported

 ETP

(+)

 Peak height

(-)

 Lag time

(-)

 Time to peak

(-)

 Velocity index

(+)

PT

 

Zahir et al. [30]

Randomised, double-blind, placebo-controlled, two-sequence, two-period, crossover

93

Edoxaban (60 mg)

4F-PCC (Beriplex® 10, 25 or 50 IU/kg)

PT

Partial with 4F-PCC 50 IU/kg

No deaths, SAEs or TEEs reported; reversal of effects on bleeding duration and volume (with 50 IU/kg; partial reversal with 25 IU/kg)

ETP

(+) with 50?IU/kg (partial with 25?IU/kg)

  1. (−), negative result; (+), positive result. 3F-PCC three-factor prothrombin complex concentrate, 4F-PCC four-factor prothrombin complex concentrate, aPCC activated prothrombin complex concentrate, aPTT activated partial thromboplastin time, BID bis in die (twice daily), ECT ecarin clotting time, ETP endogenous thrombin potential, PT prothrombin time, TG thrombin generation, TGA thrombin generation assay, TT thrombin time, TXA tranexamic acid