when was fentanyl added to the opioid crisis

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was fentanyl added to the opioid crisis	0.27	0.3	265	86	44
when	0.83	0.2	9485	95	4
was	0.61	0.1	9653	52	3
fentanyl	0.47	0.8	7800	60	8
added	1.77	1	6945	25	5
to	1.52	0.8	305	3	2
the	0.01	0.1	3608	26	3
opioid	1.43	0.7	2620	59	6
crisis	1.07	0.9	6868	6	6

Keyword	CPC	PCC	Volume	Score
when was fentanyl added to the opioid crisis	1.6	0.7	9875	19
when did the fentanyl crisis begin	1.29	0.4	5736	70
when did the fentanyl crisis start	0.84	0.2	6857	11
what year did the fentanyl crisis begin	0.13	0.5	6198	73
history of the fentanyl crisis	0.45	0.6	3450	99
opioid and fentanyl crisis	1.97	0.8	3831	53
origin of the fentanyl crisis	1.43	0.9	1067	54
when was fentanyl introduced to the us	1.46	1	9663	5
fentanyl crisis in the united states	0.64	0.6	1559	37
fentanyl crisis in usa	1.25	0.5	3128	47
fentanyl and the u.s. opioid epidemic	0.49	0.6	7951	55
when did fentanyl abuse start	0.7	0.8	5699	51
facts about fentanyl crisis	1.89	0.5	8085	4
when did fentanyl become an epidemic	0.76	1	9455	25
when did fentanyl hit the market	0.61	0.4	8566	5
when did fentanyl overdose become problem	0.08	1	7027	41
when did fentanyl become widespread	1.02	0.1	3199	49
is there a fentanyl crisis	1.65	0.2	9012	55
when did hospitals start using fentanyl	0.22	0.9	3697	24
fentanyl history of addiction	0.15	0.5	2783	24