If one drug has an effect of 6,a second drug has an effect of 8,and the combination of the 2 drugs has an effect of 20,then the interaction is __________.

Question

Quizplus · Accepted Answer

If the interaction between the drugs was additive, then the combined effect would be 14 (6+8). If it was antagonistic, then the combined effect would be less than 6+8, meaning less than 14. However, the fact that the combined effect is 20 indicates that there is a synergistic interaction, meaning the drugs have a greater effect together than they do separately.

If One Drug Has an Effect of 6,a Second Drug