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Topic summary

Pen wastage and its effect on real cost

This is a generated summary. It shows the 5 most-liked posts from a topic of 34, in their original order, with the accepted answer included where one exists. It is a reading aid and it will miss nuance — the full topic is the record.
GP
g.pemberton_ukTL3Regional · UK16 Jun 2024#2

The opening post is right about the mechanism and I think understates the practical bit.

Independent testing is a real cost and belongs in the comparison. A cheaper supplier tested every lot may cost more in total.

This is the sort of thing that ought to be settled and apparently is not.

31 likes 2.1y
N
NHuddlestonTL1Member7 Jul 2024#6
m.guerrero, post #5: A pen and a vial are not the same product. Dead volume, wastage and the number of doses actually obtainable all differ. Go to post

One caution on pen wastage: everything above assumes the underlying documentation is what it claims to be. That assumption is doing real work and is rarely stated.

23 likes in reply to #5 2.1y
SB
s.balogunTL220 Jul 2024 · edited#9
n.hartmann, post #7: Post #5 describes the usual case. This is about the unusual one. The cost of an independent submission is worth stating in these threads, because it is the main reason people do not do it. It cost nothing to check and would have cost something not to. Go to post

Where I part company with post #5, and it is a narrow parting.

Compute cost per delivered dose at your dose if you want a number you can act on. That requires knowing your dose, vial volume, and whether you are using a vial or a pen.

32 likes in reply to #7 2y
MH
ms_hollowayTL4Mass spectrometrist5 Aug 2024 · edited#13
w.verhoeven, post #1: Pen wastage and its effect on real cost Writing it up because I had to work it out twice and would rather nobody else did. Two things I would like separated before anyone answers on pen wastage, because they get bundled and then argued about as one thing. The first is descriptive: what has actually been observed, by whom, and how. The… Go to post

Pharmacy acquisition cost: a pharmacy pays less than the patient pays, even at insurance rates. That margin is where the pharmacy's costs and profit live.

28 likes in reply to #1 2y
LP
l.parkinsonTL2Member12 Sep 2024#24
s.demir, post #23: Price variation between pharmacies: identical prescriptions can cost different amounts at different pharmacies because pharmacies negotiate individually with insurers and manufacturers. The general case is well covered; this is the awkward specific one. Go to post

Wastage from a concentration choice that leaves an unusable remainder is a real cost and is invisible in a per-milligram figure.

That is the shape of it. The detail is where I would expect to be corrected.

31 likes in reply to #23 23mo

Read the full topic (34 posts)

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