Applied Anesthesia for different animals

Analgesics used in Cats for Short Procedures

Drug (Group Name)

Activity

Induction (min)

Duration (min)

Dose / Kg

Side Effects

Pethidine

Analgesic

5

90

10 – 20 mg Pro Toto IM

Excitement in Healthy Animals

Morphine

Analgesic

3-5

120

0.1 – 0.15 mg IM

Butorphanol

Analgesic

5

360-480

0.05 – 0.1 mg IM

Acepromazine

Sedative

15-30

180-360

0.03 – 0.05 mg IM

Xylazine

Sedative-Hypnotic

2-5 i.v

10-15 i.m

30-60

1 – 3 mg IM

Vomiting & Retching. ­ABP. ¯ BR.

Medetomidine

Sedative-Hypnotic

10 - 15

60

80 mg IM

¯ HR. ¯ BR. Hypothermia.

Premedication used in Cats for General Anaesthesia

Drug (Group Name)

Activity

Indications

Time Pre Ind

Induction (min)

Dose / Kg

Side Effects

Acepromazine

Sedative

Saffan Use

5-10

15-20

0.03 – 0.05 mg IM

Promethazine

¯  Anaphylaxis

Saffan Use

30-60

10-20

2-4mg

Xylazine

¯ Other Drug Doses

Saffan / Barbiturates

1-2

10

1-2 mg IM

Atropine

Bradycardia

10-20

20

0.3 mg IM / SC

Interferes with Vision.

Diazepam

Muscle Relaxant

1-2

5-10

0.5 mg IM

Painful on injection

Midazolam

Muscle Relaxant

Ketamine Use

1-5

5-10

0.2 mg IM

Induction Agents used in Cats for General Anaesthesia

Drug
(Group Name)

Premedication

Dose / Kg

Induction (min)

Duration (min)

Side Effects

1.25% Thiopentone Na

10 mg/kg IV

0.25-0.5

20-30

0.5 % Methohexitone Na

Acepromazine

5 mg/ kg

0.5

20-30

Excitement on Recovery.

Pentobarbitone Na

25 mg IV

0.5

120

¯ BR

12 mg/ml Saffan

Acepromazine

3 mg IV

0.5

Few mins

Twitching on recovery

Propofol

Acepromazine

6 – 7 mg IV

0.5-1

15-30

Ketamine

Midazolam

 10 – 20 mg IM

3 – 5

30 - 50

Pain on IM / SC Injection. Muscle Tone.

Eyes open. OD ® Apnoe.

Zolazepam - Tiletamine

Atropine

15 mg IV or IM

2 – 5

20 – 60

Maintenance Agents used in Cats for General Anaesthesia

Drug

Indications

Induction Agent

Dose / Kg

Duration (min)

Side Effects

1.25% Thiopentone Na

Thiopentone Na

< 20 mg/kg IV

Prolonged Recovery. Hypothermia. 

Saffan

Xylazine

18 mg/kg IM

10 – 20

Propofol

Propofol

0.5 mg / kg / min

15-20

Retching, Sneezing on recovery.

Nitrous Oxide / O2 (3:2)

Volatile Agent Delivery

Saffan

50-70%

Ether

Safe, Slow Induction

Atropine - Saffan

12 – 24 hrs nausea. Explosive.

Halothane

Nonrebreathing System

Propofol

1-2%

Arrythmias treated with IPPV

Methoxyflurane

With NO2 / O2

Propofol

1-2%

Enflurane

Propofol

1-2%

Myotonia during recovery

Isoflurane

Cardiac Disease

Propofol

2-3%

EXPENSIVE