Veritaserum question

[Geoff Bannister]

No: HPFGUIDX 76673

--- In HPforGrownups at yahoogroups.com, "Danger Mouse" 
<dangermousehq at h...> wrote:
> M:
> Canon related question: What are the side effets of Veritaserum?
> Does anyone recall the specifics mentioned in the books?
> 
> Dan:
> There are none that I can recall--according to canon, all it does 
is force the drinker to tell the truth. I'd imagine that there are, 
though, or that it is extremely expensive/difficult to make.
> 
> -Dan, who wonders what would have happened if Harry had drunk one 
of Umbridge's Veritaserum-overloaded drinks
> 

Geoff: 
Snape says that it takes a month to prepare. It is also revealed in 
OOTP that Umbridge was given "pretend" Veritaserum.