Category Archives: CNS drugs

Lectures on antiemetics pharmacology: MOA, indications, side effects and new drugs reviewed

PowerPoint slideshows on pharmacology of antiemetics .MOA, dosing, indications and side effects of: serotonin and dopamine antagonists, anticholinergics, new antiemetics.Continue Reading

PowerPoints: overview on antidepressants pharmacology

PowerPoint lectures on antidepressants pharmacology. MOA, pharmacokinetics, indications, and side effects of: tryciclics, SSRIs, heterocyclics, MAO inhibitors.Continue Reading

Analysis of antidepressants effectiveness in adolescents: InfoPOEMs podcast

Essential Evidence Plus, formerly InfoPOEMs is a service by John Wiley and Sons that aims to give physicians succinct medical evidence that will impact in their medical practice. In this podcast Dr. Ebell and Dr. Wilkes (National Public Radio) discuss the POEM titled: “Antidepressants only modestly effective for adolescent depression” Listen to the podcast onContinue Reading

Carbamazepine (Tegretol) and Stevens-Johnson syndrome: the manufacturer recommends genetic testing

  The manufacturer of carbamazepine (Tegretol) updated the drug’s summary of product characteristics: ‘Before deciding to initiate treatment, patients of Han Chinese and Thai origin should whenever possible be screened for HLA-B*1502 as this allele strongly predicts the risk of severe carbamazepine-associated Stevens-Johnson syndrome’ Health Canada warned in March 2008 about carbamazepine’s side effects inContinue Reading

NPS: Desvenlafaxine (Pristiq) not superior to venlafaxine for major depressive disorder

The National Prescribing Service Limited (Australia) made an independent evaluation on the role of desvenlafaxine (Pristiq) for the treatment of major depressive disorder. Summary: Desvenlafaxine is the active metabolite of venlafaxine. There is no evidence that desvenlafaxine is more effective, safer or better tolerated than venlafaxine or other antidepressants. Doses above 50 mg/day are unlikelyContinue Reading

MCQs for USMLE review on psychopharmacology: antipsychotics, benzodiazepines, antidepressants and lithium

These pharmacology MCQs from the UMKC School of Medicine have a different degree of difficulty, but are useful to review pharmacology of psychotropics. Psychotropics Item Number: 11667 correct answer: 4 category: Psychotropics 1. The symptoms of tardive dyskinesia will acutely improve with: 1. administration of diphenhydramine 2. administration of amantadine 3. administration of bromocriptine 4.Continue Reading

Antidepressants podcast: comments on the latest ACP clinical guidelines

Essential Evidence Plus, formerly InfoPOEMs is a service by John Wiley and Sons that aims to give physicians succinct medical evidence that will impact in their medical practice. In this podcast Dr. Ebell and Dr. Wilkes (National Public Radio) discuss the POEM that analyzes the ACP guidelines (published in Annals of Internal Medicine) on antidepressants.Continue Reading

Direct-to-consumer advertising (DTCA): the case of the serotonin hypothesis and SSRIs ads

I would like to recommend Pharmamotion readers one of the most popular articles in PLoS Medicine: Serotonin and Depression: A Disconnect between the Advertisements and the Scientific Literature. Jeffrey R. Lacasse, Jonathan Leo The article is a definitely a must read for those interested in direct-to-consumer advertising (DTCA) issues. However,for those who don’t have enoughContinue Reading

Zonisamide (Zonegran): FDA warns about risk of metabolic acidosis and issues recommendations

The FDA issued an alert (February 23, 2009) about the risk of metabolic acidosis in patients treated with zonisamide (Zonegran). An excerpt from the alert on this anticonvulsant adverse effect: Following a review of updated clinical data,  the FDA has determined that treatment with zonisamide can cause metabolic acidosis in some patients.  Zonisamide is indicatedContinue Reading

Barbiturates review: a video lecture

Video lecture. Great study aid to review barbiturates for your pharmacology test. Thiopental, Phenobarbital, Methohexital and Pentobarbital.Continue Reading

Anticonvulsants MCQS for USMLE

Pharmacology questions on anticonvulsants. USMLE style MCQs for pre- test review. Developed by UMKC School of Medicine.Continue Reading

Risk of midazolam overdose: NHS alert

This is a rapid response report from the National Patient Safety Agency (A branch of NHS) about the risk of midazolam (Dormicum, Hypnovel, Midacum and Versed) overdose Reducing risk of overdose with midazolam injection in adults Issue Some adult patients are being overdosed with midazolam injection when used for conscious sedation. The presentation of high strengthContinue Reading

Serotonin syndrome

Serotonin syndrome is a predictable clinical feature that involves excess serotonergic agonism of central nervous system (CNS) receptors and peripheral serotonergic receptors. The following PowerPoint was published on Stanford School of Medicine’s Scalpel: Serotoninn syndrome features Download: Serotonin syndrome PPT file MedExcel posted recently a mnemonic to remember the clinical components of serotonin syndrome Causes HARM:Continue Reading

Mnemonic to remember which benzodiazepines don’t have hepatic metabolism

Benzodiazepines: ones not metabolized by the liver (safe to use in liver failure) LOT: Lorazepam Oxazepam Temazepam Thanks to MedExcel Remember to check the animation on the mechanism of action of benzodiazepines.Continue Reading

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