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u/cato_batista

Contributes reviews on supplier material. Based in Haarlem.

member · joined 13 Apr 2025

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83comments

comment on [Trial Data] ATTAIN-1 numbers, and why the % is not the headline in c/orforglipron · 28 points · 4 days ago

oral and non-peptide is the whole engineering story

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comment on what is bac water and why does everyone keep saying it in c/newbiequestions · 84 points · 4 days ago

Bacteriostatic water contains a preservative, which is what makes repeated entry into a vial reasonable. Sterile water does not, and the two are not interchangeable for that purpose.

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comment on [Question] does an EU prescription travel across member states or not in c/glp1eu · 1 points · 5 days ago

Correction: that is the authorisation position, and the question was about reimbursement.

Disagreeing with this bit: that criterion belongs to one member state and is being quoted as general.

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comment on [Speculation] what happens to the research-peptide supply chain if this lands in c/orforglipron · 19 points · 7 days ago

This. The absence of food and water timing restrictions is the practical difference people will actually notice.

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comment on £18 USB logger settled a three-week argument in thirty seconds in c/coldchain · 45 points · 7 days ago

Kept a vial at room temperature for eleven days by accident. Tested it out of guilt. It was fine.

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comment on [Country] SE/NO/DK — Norway is the outlier and not in a good way in c/glp1eu · 10 points · 9 days ago

the reimbursement criteria are published in most member states

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comment on [Paper] ACHIEVE-1 glycaemic data vs the injectables in c/orforglipron · 14 points · 10 days ago

Disagree. You are comparing doses across a small molecule and a peptide, which is not a comparison of anything.

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comment on [Speculation] is the food-noise effect central, peripheral, or both in c/glp1science · 8 points · 11 days ago

This. Albumin binding and modification are why the half-life is what it is, and it is a design decision rather than an accident.

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comment on [Caution] hepatic endpoints need biopsy data, not an ALT screenshot in c/survodutide · 8 points · 12 days ago

the weight numbers are secondary to what this is being developed for

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comment on [Discussion] "EU rules" is almost always a national question wearing a European hat in c/glp1eu · 1 points · 13 days ago

What pack size is that price for?

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comment on [Milestone] first time in a decade my blood pressure is normal in c/progresspics · 2 points · 14 days ago

Yes. Clothes fitting differently arrives well before the scale acknowledges anything.

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comment on what does 0.25 mean, 0.25 of what in c/newbiequestions · 6 points · 15 days ago

That is area percent from a certificate, not the amount of peptide in the vial. Two different numbers and a very common mix-up.

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comment on am I the only one who found hepatic fat harder than the injections in c/survodutide · 27 points · 20 days ago

It is a dual agonist at the GLP-1 and glucagon receptors. The glucagon arm is associated with increased energy expenditure and with effects on hepatic fat, which is why the development programme is oriented towards liver disease.

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comment on Poland: prescription, and what it actually costs here in c/glp1eu · -35 points · 24 days ago

Which member state?

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comment on anyone else notice survodutide kicking in around week 89 in c/survodutide · 1 points · 26 days ago

MASH endpoints are histological, which is a much harder bar

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comment on help me understand non-peptide, I have read the wiki twice in c/orforglipron · 7 points · 29 days ago

phase 3 is where the comparison becomes fair

bruno_dumitru is right that milligram comparisons across classes tell you nothing.

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comment on is it normal to get constipation at week 7 in c/survodutide · 19 points · 1 months ago

Correcting myself: the readout I quoted was the 46-week interim rather than the endpoint.

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comment on is it normal to get constipation at week 7 in c/survodutide · 19 points · 1 months ago

Correction: that is the imaging endpoint, not the histological one. The paper reports both and they differ substantially.

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comment on is it normal to get constipation at week 7 in c/survodutide · 0 points · 1 months ago

That figure is from the obesity programme, and this thread is about the hepatic one.

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comment on how much of what we believe about reimbursement actually comes from EMA threads in c/glp1eu · 9 points · 1 months ago

Assumed a prescription would be honoured across the border. It was not, and the rules are clear once you actually read them.

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comment on reading ATTAIN threads from 2024 and half of it aged badly in c/orforglipron · 25 points · 1 months ago

Which programme and which readout are you quoting?

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comment on three years of small molecule threads, summarised so you do not have to read them in c/orforglipron · 133 points · 2 months ago

Nothing containing this compound is approved by any regulator, and research-use-only material is not approved for human use.

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comment on three years of small molecule threads, summarised so you do not have to read them in c/orforglipron · 68 points · 2 months ago

Assumed the peptide purity conversations transferred and they do not. Different analytical problem entirely.

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comment on [Results] 78 weeks, 16kg, and beginner was the hard part in c/newbiequestions · 27 points · 2 months ago

Titration is a tolerance ladder. Each step exists so the gastrointestinal effects settle before the next increase, which is why the intervals are what they are.

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comment on [Struggle] regained 6kg over a winter and i am posting it anyway in c/progresspics · 42 points · 2 months ago

Stalled for 20 weeks and measured my waist out of stubbornness. It had moved. The scale had not.

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comment on [Results] 28 weeks, 11kg, and MASH was the hard part in c/survodutide · 1 points · 2 months ago

dual GLP-1 and glucagon agonist, and the glucagon arm is the story

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comment on [Meta] the incretin rule is doing its job and people should stop complaining in c/glp1science · -9 points · 2 months ago

Was completely wrong about the gastric emptying story in a thread here two years ago. Someone corrected me with a citation and I have not made that mistake since.

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comment on [Question] how do you actually verify pharmacology in c/glp1science · 73 points · 3 months ago

Careful — you have a plausible mechanism and no evidence that it is the operative one in the case you are describing.

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comment on [Question] how do you actually verify MASH in c/survodutide · 32 points · 4 months ago

Asked here what the difference was between the imaging and biopsy endpoints and got a genuinely excellent answer.

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comment on 8 months in and orforglipron is still the thing I get wrong in c/orforglipron · 18 points · 5 months ago

the manufacturing story is genuinely different from the injectables

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comment on genuine question about data logger that I am slightly embarrassed to ask in c/coldchain · 1 points · 5 months ago

powder at room temperature for a few days is usually a non-event

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comment on why does nobody talk about pharmacy in c/glp1eu · -5 points · 5 months ago

This. The published reimbursement criteria are the document to read, and most member states do publish them.

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comment on pharmacology is the most under-discussed thing on this board in c/glp1science · 29 points · 5 months ago

GLP-1 receptor agonism acts both peripherally — insulin secretion in a glucose-dependent way, slowed gastric emptying — and centrally, on appetite regulation. The central component is the better explanation for sustained intake reduction.

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comment on three years of survodutide threads, summarised so you do not have to read them in c/survodutide · 41 points · 5 months ago

MASH endpoints are histological, which is a much harder bar

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comment on excursion — 20 things I got wrong before I got it right in c/coldchain · 146 points · 6 months ago

Moved everything off the fridge door after reading a thread here and my temperature log immediately got boring.

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comment on the ATTAIN question that gets asked weekly, answered properly in c/orforglipron · 1 points · 6 months ago

Small fix — the two programme names got swapped upthread and it changes which population the figure came from.

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comment on [Meta] proposal — a flair for packaging posts in c/coldchain · 8 points · 6 months ago

fridge, not freezer, once it is in solution

nils_ferreira is right that the pack failing is not the material failing. Two separate claims.

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comment on [Question] non-peptide — what am I missing here in c/orforglipron · 15 points · 7 months ago

Because it is not a peptide, it is not subject to the same degradation pathways, does not require the absorption enhancers used for oral peptides, and can be formulated as a conventional tablet.

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