Yes.
According to the [TSA website,][1] but you will have to declare them to security personel and they will have to be x-rayed 

> we are continuing to permit
> prescription liquid medications and
> other liquids needed by persons with
> disabilities and medical conditions...
> 
> However, if the liquid medications are
> in volumes larger than 3.4 ounces
> (100ml) each, they may not be placed
> in the quart-size bag and must be
> declared to the Transportation
> Security Officer. A declaration can be
> made verbally, in writing, or by a
> person's companion, caregiver,
> interpreter, or family member.
> 
> Declared liquid medications and other
> liquids for disabilities and medical
> conditions must be kept separate from
> all other property submitted for x-ray
> screening.


  [1]: http://www.tsa.gov/travelers/airtravel/specialneeds/#content