Table 3 Half-maximal inhibitory concentrations (IC₅₀) of Combretum mucronatum leaf extract (CMLE) against infective larvae of ruminant gastrointestinal nematodes

Chabertia ovina

349.7 (307.4–391.9)^bc

Cooperia curticei

156.6 (66.4–246.9)^ab

Cooperia oncophora

27.6 (−24.7 to 80.0)^a

Cooperia punctata

n.d.

Haemonchus contortus

145.7 (101.7–189.7)^ab

Oesophagostomum radiatum

995.3 (781.7–1208.9)^d

Ostertagia ostertagi

48.5 (−21.4 to 118.4)^a

Teladorsagia circumcincta

470.5 (167.7–772.7)^c

Trichostrongylus axei

54.7 (23.3–86.1)^a

Trichostrongylus colubriformis

2.1 (−5.5 to 8.8)^a