The pain reliever A at 5mg is as effective in relieving pain as pain reliever B at 10mg.
The scenario suggests that pain reliever A, administered at a lower dose of 5mg, achieves a comparable level of pain relief to pain reliever B, which requires a higher dose of 10mg. This implies that pain reliever A may be more potent or have a higher efficacy, as lower doses yield equivalent pain relief compared to the higher dose of pain reliever B.
The effectiveness of a pain reliever is not solely determined by the dosage, and factors such as formulation, pharmacokinetics, and individual responses to the medication should also be considered when evaluating their relative efficacy.