This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Dental local anesthetics containing 2% lignocaine with adrenaline 1 : 80000:
A) In any dosage are contraindicated in patients with heart disease
B) May cause tachycardia
C) Can produce allergic reactions, in which lignocaine is usually responsible
D) Or even prilocaine with felypressin should not be used in the pregnant patient because of the oxytocic effects of adrenaline or felypressin.
E) Cause hypertensive reactions in patients on tricyclic antidepressants 
Select and explain. 
A. Option B is true and ACDE are false, B. Option A true and BCDE are false, C. Option C is true and ABDE are false, D. Option D is true and ABCE are false
A: Option B is true and ACDE are false
Answer: A: Option B is true and ACDE are false 
Explanation: Adrenaline may cause tachycardia.