Table 3

Efficacy of antimicrobial preservation of the artemisinin-derivative reconstituted suspensions


pH wet suspension
Preservative
P. aeruginosa
S. aureus
E. coli
C. albicans
Z. rouxii
A. niger
Ph. Eur. requirements

Artenam®
4.50
Sorbic acid
-
-
-
-
-
-
Conforms
Gvither®
4.30
MP/PP
-
-
-
-
-
-
Conforms
Artesiane®
5.43
MP/PP
-
-
-
-
-
+
Does not conform
Alaxin®
4.40
MP/PP
-
+
-
-
-
+
Does not conform
Artexin®
5.90
Benzoic acid
+
-
+
-
-
-
Does not conform
Santecxin®
5.55
Benzoic acid
+
-
+
+
+
+
Does not conform
Cotecxin®
not tested
Chlorbutanol?
-
-
+
+
+
+
Does not conform

+ = positive for the tested microorganisms, - = negative for the tested microorganisms

MP = methylparaben, PP = propylparaben

Atemnkeng et al. Malaria Journal 2007 6:12   doi:10.1186/1475-2875-6-12

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