Morphine

Morphine is a potent opiate analgesic psychoactive drug and is considered to be the prototypical opioid. In clinical medicine, morphine is regarded as the benchmark of analgesics used to relieve severe or agonizing pain and suffering. After Samantha Carter was injured offworld and all Dr. Jennifer Keller had was Ibuprofen, she mentioned having Morphine as part of all offworld medical kits.