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insulin-syringe

Page 10 of 12 · 268 questions tagged insulin-syringe.

268 questions · sorted by votes · page 10 of 12

9 votes0 answers8.6k views
What is the dead-space loss per draw with a 31G needle at 6.67 mg/mL?

Details up front: a 31G needle · 6.67 mg/mL. This should be a straightforward calculation and I keep getting two different answers. The numbers are arbitrary; the…

dead-space
dead-space

The volume trapped in the syringe hub and needle after the plunger bottoms out. It is small in absolute terms and large as a fraction of a small…

110 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by rune_thoresen 14k · 21 months ago
9 votes4 answers5.1k views
How do I get 30 units out of a vial reconstituted to 3.33 mg/mL without guessing?

What I am working with: 30 units · 3.33 mg/mL. Everything I have found on this is either a forum aside or a product page, neither of which I trust. I am comfortable…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
asked by void_volume 13k · 10 days ago
9 votes 5 answers4.7k views
Can I reconstitute retatrutide at 20 mg/mL and still measure a small dose accurately?

What I am working with: retatrutide · 20 mg/mL. I would like to set this up properly once, rather than adjust it repeatedly. My budget is real but not tight, and my…

diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by eighty_six_hours 16k · 7 months ago
9 votes0 answers4k views
How do I get 8 units out of a vial reconstituted to 8 mg/mL without guessing?

What I am working with: 8 units · 8 mg/mL. This is a procedural question rather than a theoretical one, and I would like the procedure rather than the theory. What I…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
asked by aine_mulcahy 35k · 8 months ago
9 votes 5 answers3.3k views
How do I get 10 units out of a vial reconstituted to 2.5 mg/mL without guessing?

For reference: 10 units · 2.5 mg/mL. I want a method I can write down and repeat, not a rule of thumb. I would rather over-engineer this than discover a problem…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
asked by rukhsana_iqbal 14k · 5 months ago
8 votes 3 answers26k views
What is the arithmetic to convert 40 mg in 2.5 mL into units on a U-100 scale?

The case in front of me: 40 mg · 2.5 mL. I want the working, not the result — I need to be able to redo it with different numbers. I care about the precision as well…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by Dr_Otto_Lindqvist 38k · 2.3 years ago
8 votes 5 answers12k views
How many units on a 0.3 mL insulin syringe is a 20 mg dose at 5 mg/mL?

For reference: a 0.3 mL insulin syringe · 20 mg · 5 mg/mL. I would like the arithmetic checked rather than the conclusion asserted. I have deliberately not used an…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by samir_bennani 13k · 13 months ago
8 votes 3 answers12k views
How do I get 8 units out of a vial reconstituted to 2 mg/mL without guessing?

The case in front of me: 8 units · 2 mg/mL. I have done this once and I suspect I got away with it rather than got it right. For context: I keep records of every…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
asked by void_volume 13k · 2.2 years ago
8 votes0 answers10k views
Can I reconstitute retatrutide at 8 mg/mL and still measure a small dose accurately?

What I am working with: retatrutide · 8 mg/mL. I am trying to build something sustainable rather than something thorough that I will abandon. I have already decided…

diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by Dr_Otto_Lindqvist 38k · 2.1 years ago
8 votes 5 answers10k views
How do I get 12 units out of a vial reconstituted to 2 mg/mL without guessing?

Concretely: 12 units · 2 mg/mL. I have done this once and I suspect I got away with it rather than got it right. For context: I keep records of every batch, every lot…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
asked by rania_haddad 17k · 20 months ago
8 votes5 answers9.7k views
How many units on a 0.5 mL insulin syringe is a 15 mg dose at 2.5 mg/mL?

Setup, so nobody has to ask: a 0.5 mL insulin syringe · 15 mg · 2.5 mg/mL. I have worked this out and I would like someone to find the error, because I suspect there…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by felix_araya 17k · 12 months ago
8 votes5 answers9k views
What is the arithmetic to convert 2.5 mg in 2.5 mL into units on a U-100 scale?

Concretely: 2.5 mg · 2.5 mL. I want the working, not the result — I need to be able to redo it with different numbers. I care about the precision as well as the value…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by colm_dunphy 16k · 10 months ago
8 votes0 answers7.3k views
What is the dead-space loss per draw with a 27G needle at 20 mg/mL?

Concretely: a 27G needle · 20 mg/mL. I want the working, not the result — I need to be able to redo it with different numbers. I care about the precision as well as…

dead-space
dead-space

The volume trapped in the syringe hub and needle after the plunger bottoms out. It is small in absolute terms and large as a fraction of a small…

110 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by cake_intact 18k · 2.3 years ago
8 votes0 answers5.5k views
What is the arithmetic to convert 5 mg in 3 mL into units on a U-100 scale?

What I am working with: 5 mg · 3 mL. I have worked this out and I would like someone to find the error, because I suspect there is one. My working so far, for the…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by rune_thoresen 14k · 23 months ago
8 votes4 answers3k views
What is the arithmetic to convert 40 mg in 1 mL into units on a U-100 scale?

Conditions: 40 mg · 1 mL. Please show the division. I want to check my own against yours. I would like the general form as well as the specific number, so I can apply…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by rosa_mendieta 13k · 20 days ago
8 votes 5 answers2.7k views
What is the arithmetic to convert 2 mg in 5 mL into units on a U-100 scale?

Details up front: 2 mg · 5 mL. I can do the algebra. I am not confident about the conversion factors. If there is a standard way to lay this out, I would rather learn…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by vial_five 15k · 31 days ago
7 votes3 answers10k views
Can I reconstitute cagrilintide at 6.67 mg/mL and still measure a small dose accurately?

Numbers first: cagrilintide · 6.67 mg/mL. This is a planning question. I know what my options are; I do not know how to weigh them. What I want is the minimum viable…

diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by rune_thoresen 14k · 9 months ago
7 votes 5 answers8.8k views
How many units on a 1 mL luer-lock syringe is a 2.5 mg dose at 2 mg/mL?

Numbers first: a 1 mL luer-lock syringe · 2.5 mg · 2 mg/mL. I can do the algebra. I am not confident about the conversion factors. If there is a standard way to lay…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by b_delacroix 48k · 4 months ago
7 votes 3 answers6.2k views
How do I get 20 units out of a vial reconstituted to 5 mg/mL without guessing?

The case in front of me: 20 units · 5 mg/mL. I am trying to do this correctly the first time rather than learn it by getting it wrong. I have already made one mistake…

insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
asked by rae_oyelowo 21k · 6 months ago
7 votes5 answers4.2k views
What is the arithmetic to convert 20 mg in 0.5 mL into units on a U-100 scale?

What I am working with: 20 mg · 0.5 mL. I have worked this out and I would like someone to find the error, because I suspect there is one. My working so far, for the…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by swab_and_wait 15k · 2 months ago
6 votes5 answers23k views
What is the dead-space loss per draw with a 29G needle at 10 mg/mL?

For reference: a 29G needle · 10 mg/mL. I would like the arithmetic checked rather than the conclusion asserted. I have deliberately not used an online calculator…

dead-space
dead-space

The volume trapped in the syringe hub and needle after the plunger bottoms out. It is small in absolute terms and large as a fraction of a small…

110 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by Dr_Elias_Weiss 46k · 23 months ago
6 votes5 answers8.8k views
Can I reconstitute orforglipron at 20 mg/mL and still measure a small dose accurately?

Setup, so nobody has to ask: orforglipron · 20 mg/mL. I am trying to build something sustainable rather than something thorough that I will abandon. I have already…

diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by ten_mg_vial 16k · 8 months ago
6 votes5 answers8.4k views
How many units on a 1 mL luer-lock syringe is a 40 mg dose at 2 mg/mL?

Numbers first: a 1 mL luer-lock syringe · 40 mg · 2 mg/mL. This should be a straightforward calculation and I keep getting two different answers. The numbers are…

dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
reconstitution
reconstitution

Taking a lyophilised vial to a solution of known concentration: choice of diluent, volume selection, how to add liquid without shearing the cake,…

330 questions
asked by amara_nwachukwu 41k · 21 months ago
6 votes 5 answers4.8k views
Can I reconstitute ecnoglutide at 20 mg/mL and still measure a small dose accurately?

Conditions: ecnoglutide · 20 mg/mL. I want to decide this in advance so that I am not deciding it under pressure later. Assume I will follow the plan I write down, so…

diluent-volume
diluent-volume

Choosing how much diluent to add, which is really a question about what you want your measurement resolution to be. Larger volumes buy you…

308 questions
insulin-syringe
insulin-syringe

U-100 and U-40 insulin syringes as measuring instruments. A U-100 syringe is graduated in insulin units where 100 units equals 1 mL, so one unit…

268 questions
dosing-math
dosing-math

The arithmetic itself: milligrams to millilitres to insulin units, concentration after reconstitution, dose per draw, and vial-days per vial. Show…

811 questions
asked by pascal_thibault 13k · 11 months ago