Drug calculation e-learning courses & training

Mastering drug calculation: Ensuring safety in healthcare

In the fast-paced healthcare environment, accuracy is paramount, especially regarding drug administration. Every year, medication errors contribute to thousands of adverse events and fatalities globally. To mitigate this risk and ensure patient safety, healthcare professionals must thoroughly understand drug calculations. In this blog, Rose recognises the critical importance of equipping healthcare staff with the necessary skills through our drug calculation e-learning courses and training.

Key facts and statistics

  • According to the World Health Organisation (WHO), medication errors affect approximately 7% of patients worldwide.
  • In the UK alone, medication errors contribute to over 22,000 deaths annually, as reported by the General Medical Council (GMC).
  • Research published in the British Journal of Clinical Pharmacology reveals that dosage calculation errors are among the most common medication errors.

Key definitions

  • Drug calculation - The process of determining the correct medication dosage based on factors such as patient weight, age, and the prescribed concentration of the drug.
  • Dosage - The amount of medication prescribed to achieve the desired therapeutic effect.
  • Medication error - Any preventable event that may cause or lead to inappropriate medication use or patient harm.

Relevant legislation, regulations, and best practice

  • The Medicines Act 1968 - Governs the sale, supply, and administration of medication in the UK, emphasising the importance of safe practices.
  • National Institute for Health and Care Excellence (NICE) Guidelines - Provides evidence-based recommendations for healthcare professionals regarding medication management and safety protocols.
  • Health and Safety Executive (HSE) guidelines - Offers guidance on ensuring the safe handling and administration of medications in healthcare settings.

Understanding drug calculation essentials

  • Fundamentals of drug dosage calculation - Exploring the basic principles and formulas for determining medication dosages.
  • Factors influencing drug calculation - Discuss variables such as patient weight, age, and the prescribed concentration of the drug that impact dosage determination.
  • Calculating Intravenous (IV) Medications - Providing step-by-step instructions for calculating IV medication dosages, including drip and infusion rates.
  • Preventing medication errors - Highlighting strategies to reduce the risk of dosage calculation errors, such as double-checking calculations and using standardised protocols.


  • Enrol in our drug calculation e-learning course - Designed by healthcare experts, our comprehensive course covers essential concepts and practical scenarios to enhance your drug calculation proficiency.
  • Implement regular competency assessments - Ensure healthcare staff maintain their skills through ongoing training and evaluation to uphold patient safety standards.
  • Foster a culture of collaboration - Encourage open communication and teamwork among healthcare professionals to proactively identify and address potential medication errors.


Mastering drug calculation is a fundamental skill for healthcare professionals to safeguard patient well-being and prevent adverse events. Through our Drug Calculation e-learning courses and training, The Mandatory Training Group empowers healthcare staff with the knowledge and expertise to perform accurate calculations and deliver optimal patient care. Join us in our commitment to excellence and make a difference in healthcare today.

Click here to explore our ComplyPlus LMS™ platform for CPD accredited courses and training. This platform offers a wide range of compliance solutions tailored to the needs of healthcare organisations. Stay ahead of regulatory requirements and elevate professional development with The Mandatory Training Group.

About the author

Rose Mabiza

Rose has dedicated over 15 years to improving health and social care quality through practice, targeted education and training. Her extensive experience includes working with older adults, individuals with mental health conditions, and people with autism and learning disabilities.

Mastering drug calculation: Ensuring safety in healthcare - ComplyPlus™ - The Mandatory Training Group UK -

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