How to sanitize a house for Giardia without bleach

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

1. 1
   Using a vet-grade disinfectant
2. 2
   Steam cleaning and wiping hard surfaces with 70% or higher rubbing alcohol
3. 3
   Washing soft bedding and toys
4. 4
   Bathing the puppy at the beginning and end of treatment
5. 5
   Carrying the puppy to designated areas and limiting indoor freedom
6. 6
   Using diluted bleach solutions with proper contact time and rinsing
7. 7
   Giving the cat a bath
8. 8
   Wiping the cat's bottom and paws with wipes
9. 9
   Getting a sanitary cut from a groomer or vet

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.