Presentation goes over the differences between the three major erectile dysfunction treatments.

1. What’s the Difference Between Viagra, Cialis and Levitra?

2. Duration of Effectiveness VIAGRA Up to 4 hours CIALIS 24 to 36 hours LEVITRA Up to 5 hours

3. Common Side Effects VIAGRA Headache, facial flushing, altered or bluish vision CIALIS Headache, indigestion, back pain, muscle aches, flushing, stuffy or runny nose LEVITRA Headache, facial flushing, stuffy or runny nose, indigestion, upset stomach, dizziness

4. How Long Before Sex Should I Take the Pill? VIAGRA 30 minutes or more CIALIS At least 30 minutes, up to 12 hours LEVITRA About 1 hour

6. Can I take the pill during a meal or near the time of a meal? VIAGRA Yes, but high-fat meals such as a cheeseburger and fries will slow Viagra's absorption rate into the body. CIALIS Yes, absorption of Cialis' active ingredients is unaffected by food. LEVITRA Yes, Levitra may be taken with or without food.

8. Helpful Information VIAGRA Approved by FDA in 1998 Manufacturer: Pfizer www.pfizer.com 1-866-706-2400 Drug name: Sildenafil CIALIS Approved by FDA in 2003 Manufacturer: Eli Lilly www.elililly.com 1-800-545-5979 Drug name: Tadalifil LEVITRA Approved by FDA in 2003 Manufacturer: Bayer www.bayer.com 1-888-825-5249 Drug name: Vardenafil

10. 2007 Revenue Generated VIAGRA $1.76 Billion CIALIS $1.22 Billion LEVITRA $495 Million

11. Manufacturer Promotions VIAGRA The Viagra Value Card: Receive every fourth prescription free (up to $300 a calendar year, restrictions apply). Accepted at most pharmacies nationwide. CIALIS The Cialis Promise: Try the Cialis daily-dose regimen for free, and if you decide the 36-hour Cialis would be better for you, you can try that for free as well. Or vice versa. LEVITRA 3-For-Free promotion: Allows you to get 3 free Levitra tablets with a prescription from your doctor.

12. FDA-Approved Pill Appearance VIAGRA Viagra is a diamond-shaped blue pill with “Pfizer" written on the front, and the letters "VGR" on the back, immediately followed by the pill's milligrams (25, 50 or 100). CIALIS Cialis is a yellow, almond-shaped pill with a "C" and either a "10" or "20" to indicate milligrams, on the front. The back of the pill is blank. LEVITRA Levitra is a round pill. On one side of the pill is a criss-cross "Bayer" insignia and on the other is either a "10" or "20" to indicate milligrams.