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Table 1 In vitro activity (EC50 values [µM]) of anthelminthics against eggs of Necator americanus, Ancylostoma ceylanicum, and Heligmosomoides polygyrus, determined after 72 h of drug exposure

From: Development of a hookworm egg hatching assay to determine the ovicidal effects of anthelminthics

Drug family

Compound

N. americanus (unembryonated)

A. ceylanicum (unembryonated)

H. polygyrus (unembryonated)

H. polygyrus (embryonated)

EC50 [µM] (s.e.)

EC50 [µM] (s.e.)

EC50 [µM] (s.e.)

EC50 [µM] (s.e.)

Benzimidazoles

Thiabendazole

0.27 (0.02)

0.27 (0.01)

0.21 (0.01)

0.41 (0.03)

Albendazole

0.48 (0.03)

0.40 (0.03)

0.42 (0.01)

0.49 (0.03)

Oxibendazole

2.6 (0.3)

1.53 (0.11)

0.70 (0.01)

1.43 (0.08)

Mebendazole

4.9 (0.3)

1.15 (0.13)

4.6 (0.1)

8.4 (1.1)

Flubendazole

3.6 (3.5)

32.9 (3.3)

4.9 (0.3)

8.9 (0.6)

Albendazole sulfoxide

 > 100

 > 100

 > 100

 > 100

Fenbendazole

 > 100

 > 100

 > 100

 > 100

Oxfendazole

 > 100

 > 100

 > 100

 > 100

Macrolides

Abamectin

 > 100

 > 100

 > 100

 > 100

Doramectin

 > 100

 > 100

 > 100

 > 100

Eprinomectin

 > 100

 > 100

 > 100

 > 100

Ivermectin

 > 100

 > 100

 > 100

 > 100

Milbemycin oxime

 > 100

 > 100

 > 100

 > 100

Moxidectin

 > 100

 > 100

 > 100

 > 100

Miscellaneous

Monepantel

51.4 (33.8)

1.05 (0.09)

 > 100

1.86 (0.42)

Levamisole

12.6 (1.9)

5.6 (0.5)

14.9 (1.0)

5.1 (0.5)

Tribendimidine

44.4 (5.7)

 > 100

85.3 (4.8)

48.4 (12.5)

Emodepside

 > 100

 > 100

 > 100

 > 100

Oxantel pamoate

 > 100

 > 100

 > 100

 > 100

Pyrantel pamoate

 > 100

 > 100

 > 100

 > 100

  1. (Standard error (s.e.) of the mean in bracket)