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Table 4 Summary of DHA pharmacokinetic results following IM AS administration.

From: Review of the clinical pharmacokinetics of artesunate and its active metabolite dihydroartemisinin following intravenous, intramuscular, oral or rectal administration

Ref.

Subjects & Regimen

Cmax (ng/mL)

Tmax (min)

Clearance (L/kg/hr)

Volume (L/kg)

Half-life (min)

AUC (ng*hr/mL)

[10]

Ilett et al, 2002

11 Vietnamese adults with uncomplicated falciparum malaria

120 mg AS administered by intramuscular injection

1166†a

45a

0.73

1.1

64

2474†

F: 88%

[21]

Hien et al, 2004

9 Vietnamese adults with severe falciparum malaria

2.4 mg/kg AS administered by intramuscular injection

870†a

35a

1.18a

1.79a

52.7a

1496†a

[12]

Nealon et al, 2002

28 paediatric Gabonese patients with severe malaria randomized into two groups

Group 1: 2.4 mg/kg IV AS, followed by 1.2 mg/kg IM AS 12 hours later

Group 2: 2.4 mg/kg IM AS, followed by 1.2 mg/kg IV AS 12 hours later

Group 1:

341a

Group 2:

626a

Group 1:

25.9a

Group 2:

40.5a

Group 1:

2.16†a

Group 2:

1.5†a

Group 1:

Vc/F: 1.2a

Vss/F: 1.32a

Group 2:

Vc/F: 1.2a

Vss/F: 1.28a

Group 1:

31.9a

Group 2:

40.2a

Group 1:

396†a

Group 2:

1123†a

Combined group F: 86.37%a

  1. Values given as mean unless otherwise specified.
  2. †Units converted to uniform scale a. Median