Commands:

/engcpotions give <nickname> <name_potion> <amount> - Giving potions to the player
/engcpotions reload - Reloads the plugin configuration
/engcpotions help - Displays information about commands

Permissions:

engcpotions.give - Gives access to the command to give potions to the player
engcpotions.reload - Gives access to the command to reload the plugin configuration
engcpotions.help - Gives access to the command output information about commands