Soil Profile â Soil Horizon: O horizon, A Horizon, E horizon, B Horizon, C Horizon or Parent rock, R Horizon or Bedrock. Soil. Soil is the thin top layer on the earthâs crust comprising rock particles mixed with organic matter. Pedology is the study of soils in their natural environment.
GENERIC NAME: tramadol and acetaminophen. BRAND NAME: Ultracet. DRUG CLASS AND MECHANISM: Ultracet is a combination of two drugs, tramadol (Ultram) and acetaminophen (Tylenol) that is used to relieve moderate, acute pain such as pain following dental or surgical procedures. Tramadol and acetaminophen each relieve pain, but they do so by different mechanisms.
Ziconotide was developed into an artificially manufactured drug by Elan Corporation. It was approved for sale under the name Prialt by the U.S. Food and Drug Administration on December 28, 2004, and by the European Commission on February 22, 2005. Azur Pharma acquired worldwide rights (except Europe) to Prialt in 2010.