This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Bacteriology (Gram Positive Bacilli, Gram Negative Bacilli), Subject name: Microbiology
All are true about Botulinum toxin except? 
Select and explain. 
A. Diplopia, B. Dysahria, C. Increase DTR, D. Constipation
C: Increase DTR
Answer: C: Increase DTR 
Explanation: Botulinum toxin - action on parasympathetic nervous system Clinical feature 1. Diplopia 2. Dysphagia 3. Dysahria 4. | DTR ( Deep tendon reflexes) 5. Only food poisoning where constipation occur ( because of action | ACH )