Make Alligation Calculations as Easy as Tic-Tac-Toe

You’re in a prime spot to help learners master alligation calculations.

These calculations are used when you need to combine a higher strength product with a lower strength product to get an intermediate strength.

Alligations are tricky because they involve multiple steps...setting up the diagram, cross-subtracting, working with ratios and fractions, etc.


Get concise advice on drug therapy, plus unlimited access to CE

Pharmacist's Letter Canada includes:

  • 12 issues every year, with brief articles about new meds and hot topics
  • 200+ CE courses, including the popular CE-in-the-Letter
  • Quick reference drug comparison charts
  • Access to the entire archive

Already a subscriber? Log in

Volume pricing available. Get quote