Research Article

Analgesic and Antiinflammatory Activities of the Aqueous Extract from Plectranthus amboinicus (Lour.) Spreng. Both In Vitro and In Vivo

Figure 3

Effects of PA on the (a) early phase and (b) late phase in formalin test in mice. The index of pain (early phase and late phase) was evaluated as described in Section 2. PA showed a dose-dependent effect on the decrease of licking time in the late phase of formalin-induced pain. Each value represents as mean ± SEM (n = 10). *P < 0.05, ***P < 0.001 as compared with the formalin-treated only group.
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