The CDC and Spectinomycin

Pfizer discontinued US distribution of spectinomycin (Trobicin®) in November 2005; remaining inventory expired in May 2006 [1]. Nonetheless, at the FDA website we still find a Package Insert for Trobicin updated as late as Aug 2012, a thin 6-page leaflet which Continue reading The CDC and Spectinomycin

To Kill A Mocking Bug – of the CRKP or CRAB Variety

Meropenem stands out as an antibiotic to be used first in ESBL and MDR infections, given its efficacy profile and safety record (see earlier blog). It also would seem to be appropriate to use relatively high doses or prolonged infusion Continue reading To Kill A Mocking Bug – of the CRKP or CRAB Variety

CDC Report on Pan-Resistant NDM Klebsiella in Nevada– A Sad Tale

During the past few weeks the case of a patient with MDR Klebsiella infection has made the news. We are told that this particular pathogen is “resistant to 26 antibiotics”. We were informed that the patient had multiple prior hospitalizations Continue reading CDC Report on Pan-Resistant NDM Klebsiella in Nevada– A Sad Tale

Aerosolized Antibiotics (Part 2) – Mixed News on Two Fronts

INSMED – NTM The company that is developing Arikayce, a preparation of liposomal amikacin inhalation (LAI), for the treatment of NTM had to withdraw its MAA in Europe earlier this year [1] because data was not convincing enough for regulators to Continue reading Aerosolized Antibiotics (Part 2) – Mixed News on Two Fronts

The EpiPen Episode, an Epitaph on Epinephrine as we know it, an Epilogue and an Epiphany

For a good long time, economists have been thinking about the reimbursement quandary for antibiotics, esp. antibacterials. They are just too cheap, right?  Well, with the exception of HCV and some newer HIV drugs, few compounds have ever reached the Continue reading The EpiPen Episode, an Epitaph on Epinephrine as we know it, an Epilogue and an Epiphany

Polyphor POL7080 And The Journey to The Land of Pyocyanea  (Part 1)

When Roche inlicensed Polyphor’s anti-pseudomonas drug POL7080 in November 2013, it marked a turning point.  It seemed that Big Pharma that had all but abandoned the field in the last decade and was getting engaged in anti-infectives again.  When a Continue reading Polyphor POL7080 And The Journey to The Land of Pyocyanea  (Part 1)

Treating GC in the Face of Dwindling Antibiotic Options – (1)

Looking across the Northern border it is clear that CDC Guidelines are not universally followed even in North America.  Public Health Canada still recommends cefixime for uncomplicated gonorrhea (GC), albeit at the high single oral dose of 800 mg[1].   In Continue reading Treating GC in the Face of Dwindling Antibiotic Options – (1)

No Easy Day: Dose Calculations for Aminoglycosides and Vancomycin

Searching data on antibiotic use in surgery prophylaxis, I came across an article from the Mayo Clinic [1].  The authors mention that approx. 75% of patients that developed surgical site infections did not get proper antibiotic prophylaxis.  Errors were made in (1) Continue reading No Easy Day: Dose Calculations for Aminoglycosides and Vancomycin

Nominating Thiamphenicol for IDSA’s 10 x ’20 Campaign

If you were developing a new antibiotic with a novel MoA, one that covers most GPC, most GNR, most anaerobes and atypicals, including many MDR pathogens like MRSA, enterococci (both E. faecalis and E. faecium), and one that has also Continue reading Nominating Thiamphenicol for IDSA’s 10 x ’20 Campaign

Did you know that…

A Phase 1 study evaluating tigecycline (Tygacil®) to treat refractory Acute Myeloid Leukemia is currently underway? [1] Niacin extended release tablets (nicotinic acid, Niaspan®) was associated with a significantly higher rate of infections (appendicitis, bronchitis, cellulitis) compared to placebo in Continue reading Did you know that…

What is the “Niche” for Ceftolozane / Tazobactam?

There are currently a total of 6 beta-lactam + beta-lactamase inhibitor combinations in clinical trials. It will be a steep learning curve for the pharma reps (and physicians) to understand the resistance classifications, the confusing ESBL definitions, the CRE nomenclature, Continue reading What is the “Niche” for Ceftolozane / Tazobactam?

Aeromonas salmonicida: Trouble for Aquaculture with Drug Resistance

Aeromonas salmonicida causes furunculosis in salmon hatcheries and in freshwater fish.  The organism has several recognized virulence mechanisms including the T3SS [1].  Link to this post!

Fighting P. aeruginosa (Part I)

It has never been easy to cure Pseudomonas aeruginosa infections.  Few antibiotics nowadays have reliable activity against this problem pathogen that seems to have more built-in resistance features than most other Gram-negatives.  In the past, cephalosporins, aztreonam, penems, ciprofloxacin, and Continue reading Fighting P. aeruginosa (Part I)