Create an account
an extreme allergic reaction that can lead to respiratory distress, circulatory collapse and death.
the trade or proprietary name of a drug, a registered trademark of the manufactures; written with an initial capital letter
the nonpropietary name of a drug; that is, a name that is not privately owned or trademarked; usually a simplified version of the chemical name; not capitalized
a result of drug therapy that is unrelated to or an extension of its intended effect; usually applies to an undesirable effect of treatment
a condition that may result from chronic use of a drug, in which a person has chronic or compulsive need for a drug regardless of its adverse effects; dependence may be psychological or physical
combined action of two or more drugs working together to produce an effect greater than any of the drugs could produce when acting alone. also called SYNERGISM
a condition in which chronic use of a drug results in loss of effectiveness and the dose must be increased to produce the original response
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together