IV Flow RatesDrops per minute for a gravity set, millilitres per hour for a pump.NursingA pump wants millilitres per hour. A gravity setwants drops per minute and a drop factor.gtt/min = (mL × drop factor) ÷ minutes1000 mL, 8 h, 20 gtt/mL42 gtt/min1000×20÷480500 mL, 4 h, 15 gtt/mL31 gtt/min500×15÷240Pump: 1000 mL over 8 h125 mL/hVolume ÷ hoursTHE COMMON MISTAKEUsing hours where the formula wants minutes.Converting the time to minutes first.Drop rate is per minute, so an infusion time left in hours produces a rate sixtytimes too fast and an infusion that runs through in minutes.Educational reference. Hypothetical figures. Drop factors are printed onthe giving set; infusion rates follow the prescription and local policy.IV Flow Rateslearnposters.com
IV Flow Rates — printable life science wall chart from LearnPosters. Free vector PDF, US Letter and A4.

What’s on the IV Flow Rates poster

The rule, 3 worked examples, and the mistake everyone makes.

Educational reference. Hypothetical figures. Drop factors are printed on the giving set; infusion rates follow the prescription and local policy.

Questions about the IV Flow Rates poster

What’s on the IV Flow Rates poster?
The rule, 3 worked examples, and the mistake everyone makes. A pump wants millilitres per hour. A gravity set wants drops per minute and a drop fa…; gtt/min = (mL × drop factor) ÷ minutes; 1000 mL, 8 h, 20 gtt/mL = 42 gtt/min; 500 mL, 4 h, 15 gtt/mL = 31 gtt/min; Pump: 1000 mL over 8 h = 125 mL/h; Common mistake: Using hours where the formula wants minutes. → Converting the time to…. Educational reference. Hypothetical figures. Drop factors are printed on the giving set; infusion rates follow the prescription and local policy.
Who is the IV Flow Rates poster for?
IV Flow Rates belongs to the Nursing section rather than to a school year, because life science is not something one grade owns. Anyone learning pharmacology can pin it up — a beginner, a student mid-course, or someone revising years later.
When should you use the IV Flow Rates poster?
Work out which device you are using first — the two formulas differ entirely. A wall chart earns its place by being glanceable from where the work is happening, so IV Flow Rates belongs on the wall where that life science work actually happens, within glancing distance, rather than filed away.
What other posters go with IV Flow Rates?
Adverse Drug Reactions, Agonists & Antagonists and The Analgesic Ladder sit alongside IV Flow Rates in the Nursing section. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.Adverse Drug ReactionsAgonists & AntagonistsThe Analgesic Ladder
Is the IV Flow Rates poster free to download and print?
Yes. IV Flow Rates downloads as a free PDF with no account, no email and no watermark, like everything else in the Nursing section. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
What size does the IV Flow Rates poster print at?
IV Flow Rates is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of IV Flow Rates loses nothing.Printing guide

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