These drugs are early in stages of research, but they're now being researched for a wide range of medical indications.
这些药物处于研究的早期阶段，但现在正在针对广泛的医学适应症对它们进行研究。
英语百科
Indication (medicine)
In medicine, an indication is a valid reason to use a certain test, medication, procedure, or surgery. The opposite of an indication is a contraindication, a reason to withhold a certain medical treatment because it could harm a patient.