Andrographolide Drops - produced exclusively by Tianjin Tianshili. The main ingredient is Andrographolide. The content of the main ingredient Andrographolide is up to 25% (its purity is up to 98%). The drops are fast absorbing and highly stable for better therapeutic effect. Andrographis tablets are produced by several manufacturers. The main ingredient is Andrographis paniculata extract. Andrographolide content is less than 1.5%. The dissolution rate is slow. Stability is average, absorption is poor, and therapeutic effect is average. Comparing the two, it is still the efficacy of Andrographolide Drops that is superior.