"drastic need" is correct and usable in written English.
You can use it when you want to emphasize that a need is urgent or strong. For example: "The organization is facing a drastic need for donations to continue their operations."
Not surprisingly, the changing face of New Jersey has brought about such a drastic need for school construction funds.
In a statement, the trust said there was a "drastic need" for David Cardoza and Grossman to answer questions about the £10.25m.
They may not be elected but they have the expertise to help improve laws that come limping to us from the Commons, many in drastic need of amending.
Clearly, the Aug. 14 blackout indicates the drastic need for more power-generation capacity, locally based so that local failures do not escalate beyond narrow boundaries.
The results show the drastic need for more mass transportation in the metropolitan area, said J. William Van Dyke Sr., former chairman of the North Jersey Transportation Planning Authority and Bergen County's representative on the board for 13 years.
The premise is familiar from old comic horror films: two naïve Americans inherit a castle in the European countryside, and when they arrive to claim their prize, they find a decaying Gothic nightmare, loaded with debt and in drastic need of repair.
He and his partner – they have two children together – knew something drastic needed to be done.
She is cautiously optimistic about Macri's victory, believing that something drastic needs to be done about the state of higher education in the country.
The five-year debt saga for Greece has left traders feeling that something drastic needs to happen, and a default seems as if it is just around the corner.
The antidrug fight here has not worked as planned, with coca plantings continuing to rise, and there was a general feeling that something drastic needed to be done to help Colombia battle the surging rebels.
Although he never repudiates the causes of his youth or the perception that something drastic needed to be done, he is quite clear that violence is not a remedy for social injustice or for illegal wars.
