A man went to the dental surgeon to have a tooth pulled.
>
>The dentist pulled out a freezing needle to numb the area. "No
>way!  No needles!  I hate needles!"  the patient shouted.
>
>The dentist started to hook up the laughing gas and the man again
>objected. "I can't do the gas thing! The thought of having a gas
>mask on is suffocating to me!"
>
>The dentist then asked if the man had any objection to taking a
>pill. "No," the patient said, "I am fine with pills."
>
>The dentist said, "Here is a Viagra tablet."
>
>The patient replied:  "Wow! I didn't know Viagra works as a pain
pill!"
>
>"It doesn't," said the dentist, "but it will give you something to
>hold onto when I pull out your tooth."