title: Ciprofloxacin
context: Ciprofloxacin was introduced in 1987.[8] It is on the World Health Organization's List of Essential Medicines, the most effective and safe medicines needed in a health system.[9] It is available as a generic medication and is not very expensive.[2][10] The wholesale cost in the developing world is between US$0.03 and US$0.13 a dose.[11] In the United States it is sold for about US$0.40 per dose.[2]
question: When was Cipro introduced?
answers: 1987