In a particularly severe case, you could combine methods.
i recommendhttp://www.virginmedia.com/images/zoom430x300.jpg" >
into a pot of Greek yoghurt
(Other products such as Calippo can work well, but the Zoom caters for a wide range of sphincter apertures, and if the end breaks off, is less prone to falling back out)
4. Insert rectally. Lave as long as liked. If in hurry, break off and leave sharp end in situ*
* If time is tight then you should acquire some of these, or similar
If used, consider in particular strife inserting small bag of frozen peas in gusset