Can I buy Itraconazole 100 mg, 100 tabs for less than 99$?
(http://www.healthworldpharmacy.com)

Prescription or no prescription required does not matter.

After research, it appears to be the cheapest price.

Do you have any friends in, say, San Diego?
They could buy the drugs in mexico.

There are a number of ways to save on the cost of prescription drugs.  
  
Canadian Pharmacies is an excellent choice. One of the  
 best that I know and order from is  <http://www.affordablerx.com> 
  
But there are other resources right here in the states:  
  
<http://freemedicineprogram.com> - Free prescription drugs are available 
to those who qualify regardless of age through patient assistance 
programs. Free Medicine Program assists you with the application 
  
<http://www.discountrxmart.com>  
<http://www.peopleschoicerx.com>  
<http://www.free-prescriptions.org>

Good Luck !