What is Demerol and Phenergan used for?
MEPERIDINE; PROMETHAZINE (me PER i deen; proe METH a zeen) is a pain reliever. It is used to treat moderate to severe pain.
Is Demerol an antagonist?
DEMEROL is an opioid agonist and a Schedule II controlled substance with an abuse liability similar to morphine. DEMEROL can be abused in a manner similar to other opioid agonists, legal or illicit.
What is the action of Demerol?
Meperidine is used to help relieve moderate to severe pain. It belongs to a class of drugs known as opioid analgesics and is similar to morphine. It works in the brain to change how your body feels and responds to pain.
What is the antidote for Demerol?
Meperidine Overdose Treatment Naloxone is certified to fight against opioid overdoses. It functions as an opioid antagonist, and although it is not a traditional antidote, naloxone can suppress overdose symptoms and prevent them from getting worse.
Can Demerol cause agitation?
Other adverse reactions include: Nervous System: Mood changes (e.g., euphoria, dysphoria), weakness, headache, agitation, tremor, involuntary muscle movements (e.g., muscle twitches, myoclonus), severe convulsions, transient hallucinations and disorientation, confusion, delirium, visual disturbances.
Why is Demerol not used as much?
There is a move in hospitals to restrict the use of meperidine as a result of adverse events such as neurotoxicity from the normeperidine metabolite, delirium in elderly patients, and serotonin syndrome. In addition, reports of medication errors with meperidine have prompted a review of its place in therapy.
Is atropine an agonist or antagonist?
(-)- Hyoscyamine (or atropine) is a competitive antagonist without selectivity for any of the subtypes of muscarinic receptor. It antagonises the effects of muscarinic agonists and of the parasympathetic nervous system allowing sympathetic tone to dominate.
What is the antidote to diazepam?
Flumazenil (Romazicon®) is the antidote for benzodiazepines, such as diazepam (Valium®), lorazepam (Ativan®), and midazolam (Versed®), and must be administered intravenously.
What does an antagonist drug do?
Antagonist drugs An antagonist is a drug designed to directly oppose the actions of an agonist.
What does an agonist-antagonist do?
An agonist is a drug that binds to the receptor, producing a similar response to the intended chemical and receptor. Whereas an antagonist is a drug that binds to the receptor either on the primary site, or on another site, which all together stops the receptor from producing a response.
