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reconstitution

Page 14 of 14 · 330 questions tagged reconstitution.

330 questions · sorted by votes · page 14 of 14

4 votes0 answers4.2k views
How many units on a 0.5 mL insulin syringe is a 2 mg dose at 6.67 mg/mL?

Concretely: a 0.5 mL insulin syringe · 2 mg · 6.67 mg/mL. Please show the division. I want to check my own against yours. I would like the general form as well as 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 nadia_kowalczyk 14k · 14 months ago
4 votes 2 answers2k views
If I reconstitute a 30 mg vial with 1.5 mL of sterile water for injection, what concentration do I end up with?

Details up front: 30 mg · 1.5 mL · sterile water for injection. This should be a straightforward calculation and I keep getting two different answers. The numbers are…

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
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
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 sian_llewellyn 85k · 43 days ago
4 votes0 answers945 views
Is 30 mg in 1.5 mL of sterile water for injection a sensible presentation for ecnoglutide?

Details up front: 30 mg · 1.5 mL · sterile water for injection · ecnoglutide. This is a planning question. I know what my options are; I do not know how to weigh…

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
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
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 wren_calloway 14k · 6 months ago
3 votes 5 answers9.2k views
How many units on a low-dead-space syringe is a 15 mg dose at 6.67 mg/mL?

Stated plainly: a low-dead-space syringe · 15 mg · 6.67 mg/mL. I have worked this out and I would like someone to find the error, because I suspect there is one. My…

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 rae_oyelowo 21k · 6 months ago
3 votes 5 answers8.2k views
How many units on a 0.3 mL insulin syringe is a 5 mg dose at 8 mg/mL?

The specifics, since they change the answer: a 0.3 mL insulin syringe · 5 mg · 8 mg/mL. I would rather understand the derivation than memorise the outcome. Two people…

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 mass_shift_18 14k · 11 months ago
3 votes 1 answer3.7k views
Is 20 mg/mL a sensible working concentration for dulaglutide, or should I go lower?

What I have: 20 mg/mL · dulaglutide. I want to know what the trade-off actually is rather than which option is fashionable. I would rather have a defensible reason…

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
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
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 leah_ferrers 15k · 8 months ago
3 votes2 answers1.2k views
Does reconstituting retatrutide with phosphate-buffered diluent change anything I should know about?

What I am working with: retatrutide · phosphate-buffered diluent. The empirical answer seems settled. The explanation does not. If the honest answer is that nobody…

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
bacteriostatic-water
bacteriostatic-water

Water for injection containing roughly 0.9 per cent benzyl alcohol as a bacteriostatic agent. It suppresses growth in a multiple-withdrawal vial;…

112 questions
peptide-stability
peptide-stability

The chemistry of peptide degradation: deamidation, oxidation, hydrolysis, aggregation and fibrillation, and how temperature, pH, ionic strength,…

832 questions
asked by claudia_ferrante 46k · 34 days ago
3 votes0 answers1.1k views
Is 20 mg/mL a sensible working concentration for orforglipron, or should I go lower?

Numbers first: 20 mg/mL · orforglipron. I have used one of these for a while and I am considering switching, which requires a reason. What I care about is…

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
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
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 shear_at_the_front 15k · 31 days ago
2 votes 5 answers23k views
If I reconstitute a 20 mg vial with 2.5 mL of bacteriostatic water, what concentration do I end up with?

Stated plainly: 20 mg · 2.5 mL · bacteriostatic water. The units are where I keep going wrong, so please be explicit about them. I have sanity-checked the order of…

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
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
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 day_seven_trough 11k · 2.2 years ago
2 votes 5 answers19k views
What is the arithmetic to convert 10 mg in 3 mL into units on a U-100 scale?

The case in front of me: 10 mg · 3 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,…

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_Ravi_Selvarajah 42k · 2.1 years ago
2 votes 5 answers16k views
What is the arithmetic to convert 5 mg in 1.5 mL into units on a U-100 scale?

Setup, so nobody has to ask: 5 mg · 1.5 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…

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 cake_collapsed 13k · 18 months ago
2 votes 5 answers8.3k views
If I reconstitute a 2.5 mg vial with 0.5 mL of 0.9% sodium chloride, what concentration do I end up with?

Concretely: 2.5 mg · 0.5 mL · 0.9% sodium chloride. I want the working, not the result — I need to be able to redo it with different numbers. I care about the…

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
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
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 dmitri_savchuk 17k · 20 months ago
2 votes0 answers3.5k views
If I reconstitute a 2.5 mg vial with 1 mL of 0.9% sodium chloride, what concentration do I end up with?

Conditions: 2.5 mg · 1 mL · 0.9% sodium chloride. Please show the division. I want to check my own against yours. I would like the general form as well as the…

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
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
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_Jonas_Halvorsen 41k · 2.0 years ago
1 vote 5 answers9.6k views
Does reconstituting dulaglutide with phosphate-buffered diluent change anything I should know about?

What I am working with: dulaglutide · phosphate-buffered diluent. The empirical answer seems settled. The explanation does not. If the honest answer is that nobody…

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
bacteriostatic-water
bacteriostatic-water

Water for injection containing roughly 0.9 per cent benzyl alcohol as a bacteriostatic agent. It suppresses growth in a multiple-withdrawal vial;…

112 questions
peptide-stability
peptide-stability

The chemistry of peptide degradation: deamidation, oxidation, hydrolysis, aggregation and fibrillation, and how temperature, pH, ionic strength,…

832 questions
asked by retest_please 13k · 9 months ago
1 vote 5 answers8.9k views
Is 1 mg/mL a sensible working concentration for mazdutide, or should I go lower?

Stated plainly: 1 mg/mL · mazdutide. Both of these get recommended confidently by different people, which suggests neither is obviously right. My constraints are…

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
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
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 noor_alhassan 15k · 9 months ago
1 vote 5 answers2.9k views
Is 10 mg in 2 mL of 0.9% sodium chloride a sensible presentation for mazdutide?

Conditions: 10 mg · 2 mL · 0.9% sodium chloride · mazdutide. The failure mode I am trying to avoid is making this decision emotionally. I have twelve months in view…

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
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
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 per_haugen 18k · 9 months ago
1 vote0 answers819 views
How many units on a 0.5 mL insulin syringe is a 2 mg dose at 4 mg/mL?

Concretely: a 0.5 mL insulin syringe · 2 mg · 4 mg/mL. I want the working, not the result — I need to be able to redo it with different numbers. I care about 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 pascal_thibault 13k · 6 months ago
1 vote0 answers294 views
Is 2.5 mg/mL a sensible working concentration for a GLP-1 receptor agonist, or should I go lower?

What I am working with: 2.5 mg/mL · a GLP-1 receptor agonist. Both of these get recommended confidently by different people, which suggests neither is obviously…

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
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
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_Marek_Zielinski 39k · 3 months ago