Attack Drone: Most of the active seeds are essentially this, only they're plants.Attack! Attack! Attack!: With some of the bonus bosses, sometimes the best strategy is to defeat them before they can use their best attacks, which are nigh-impossible to dodge.Other more generic actions include going for walks in the safe areas of the dungeons, having conversations with other villagers (although you fill in the blanks) and greeting you when you walk by. Villagers will go about their usual daily business according to who they are it's not uncommon to find Carmen or Carlos fishing, for example, Raven writing in her diary, Rusk and Collette serving in the restaurant, or Marian at her cauldron. Artificial Atmospheric Actions: Quite well-done for a DS game.The former does it only in the Japanese version, though. Apologetic Attacker: Raven and Shara routinely apologise to the monsters they're beating up.However, most food restores via percentage of your maximum HP/RP, and considering your base HP cap is 65535.
Antidote Effect: Healing Potion type items made with alchemy restore set amounts of HP, with the best ones going up to 2000 hit points' worth.
Just don't do something stupid like go exploring a dungeon. Poison also doesn't knock you completely out, so you can wait until you get some RP-recovering items (to cast a curing spell), an antidote herb or antidote, or until one of the two witches decide to work to take care of the poison.