Opioids - Is it possible to take Oxycodone and or Morphine ER (both . . . I'd honestly just take the K56 normally if getting the maximum analgesic effect is what's important You could mix it into a saline solution and spray it into her nose or just crush it and insufflate it, that would get you more rapid relief at the expense of losing some - it's just not worth the loss in the circumstances you describe