Lectrazine
Lectrazine was a compound used to stabilize the cardiovascular and renal systems of humanoids. It could also be combined with hyronalin for temporary protection against radiation poisoning.

In 2371, The Doctor administered twenty milligrams of lectrazine to Tuvok after the Vulcan began having convulsions in main engineering. ()

The following year, The Doctor administered twenty milligrams of lectrazine to the Vidiian doctor Danara Pel in order to stabilize her cardiovascular and renal systems. ()  

In 2373, The Doctor gave Kes lectrazine to counteract the disruptions in her cardiac functions. () Kes attempted to give Tieran twenty milligrams of lectrazine in order to save his life, but Tieran's biochemistry was incompatible with the medication. () The Doctor gave  Tom Paris a combination of lectrazine and hyronalin to temporarily protect him from radiation poisoning. ()

In 2374, The Doctor gave twenty milligrams of lectrazine to a member of the bridge crew when she was in hypertensive shock. ()

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de:Lectrazin
Drugs