"Access is dwindling for many older, off-patent, essential drugs as companies use an emerging strategy to acquire therapies in niche markets where there are few or no alternatives, and then jack up the price.
Authors of a perspective p"...
A history of a previous hypersensitivity reaction to any of the penicillins is a contraindication. Ampicillin is also contraindicated in infections caused by penicillinase-producing organisms.This monograph has been modified to include the generic and brand name in many instances.
Last reviewed on RxList: 1/26/2017
Additional Principen Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Find out what women really need.