Which of the following statements are correct?
1. Narcotic and non-narcotic analgesics are equipotent.
2. Non-narcotic analgesics do not alter consciousness.
3. Non-narcotic analgesics are safer and less toxic.
4. Non-narcotic analgesics produce less side effects.

(3) and (4)

(1) (2) (3)

(2) (3) (4)

All of the above.