Levaquin Side Effects: I mentioned this a few weeks ago and have found the source of my http://www.medications.com/effect/view/42271 I mentioned this a few weeks ago and have found the source of my comments. It is in Peter D'Adamo's book "Eat Right For Your Blood Type". The reason I found this interesting is because my dad had a terrible reaction to Levaquin and was curious about his blo I am type "A" and have a had a horrific 7 month reaction. Flouroq Wed, 24 Jun 2009 21:28:03 -0400 http://www.medications.com/effect/view/42271?item=20939 I am type "A" and have a had a horrific 7 month reaction. Flouroquinolones apparently do not discriminate based on blood type. http://www.medications.com/effect/view/42271?item=20939