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Table 3 Distribution of the 10 calves amongst the grades of analgesia at intervals following sedation with xylazine and epidural injection of the lidocaine and xylazine combination

From: Clinical assessment of epidural analgesia induced by xylazine-lidocaine combination accompanied by xylazine sedation in calves

  

Number of calves

Degree of analgesia

interval(in minutes)

0

1

3

5

10

15

30

60

90

120

150

180

1

 

10

4

2

0

0

0

0

0

0

0

0

7

2

 

0

6

7

3

2

1

0

0

0

0

0

2

3

 

0

0

1

7

8

2

2

1

0

0

8

1

4

 

0

0

0

0

0

7

8

9

10

10

2

0

  1. 1: Normal pain sensation to needle prick 2: Mild tail reflex and pain to needle prick
  2. 3: Tail reflex absent, mild response to the needle prick 4: Tail and needle prick reflexes absent, good analgesia for surgery.