Preparation and Administration
Medication Calculator
Rule of Three, Dilution, and Aspiration Volume for Vials.
Preparation time
Data Entry
0 / 4Enter the values to generate the calculation result.
Calculator
Medication Classification
Attention: HSM Protocol:
- Double-checking is required during preparation and administration.
- Strict identification using red/distinctive labels.
- Independent calculation by two professionals is recommended.
Calculation Rule (Mnemonic)
To solve this calculation, enter the known values (Available) in the top row and the desired values (Prescription) in the bottom row.
Volume to be aspirated
To administer 0 mg, you must aspirate 0 ml from the vial.
Calculation Memory
X . 0 = 0 . 0
X = ( 0 ) / 0
X = 0 ml
Related Nursing Diagnoses (NANDA)
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00210
Risk of adverse drug reactions
Vulnerability to interactions or unwanted effects related to the administration of the prescribed dose.
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00126
Insufficient knowledge
Need to educate the patient about the effects and purpose of the administered medication.
Medication Safety Checklist: 9 Rights of Medication
Bibliographic References
- São Paulo Regional Nursing Council (COREN-SP). (2019). Medication Calculation Guide . São Paulo: COREN-SP. Available at: https://www.coren-sp.gov.br/wp-content/uploads/2019/08/Cartilha-de-C%C3%A1lculo-de-Medicamentos.pdf
- Bahia Regional Nursing Council (COREN-BA). (2024). Medication Calculations . Edited by Ana Carolina Ayres, RN. Salvador: COREN-BA. Available at: https://www.coren-ba.gov.br/wp-content/uploads/2024/07/CALCULO-DE-MEDICAMENTOS-Enfa.-Ana-Carolina-Ayres.pdf
- Institute for Safe Medication Practices (ISMP Brazil). (2022). Safety Protocol for the Prescription, Use, and Administration of Medications . Belo Horizonte: ISMP.