usefull to students

1. Pre anaesthetic
medication

2. The use of drugs prior to
administration of
anaesthesia in order to
make anaesthesia safe and
agreeable to the patient is
called as pre anaesthetic
medication

3. SEDATION
 are Sedation are used to reduce
anxiety of the patient prior to
surgery
 Sedatives, hypnotics and
transquilisers can be used
 Usually morphine and their
derivatives also barbiturates are
given

4. ANALGESIA
 It is used to reduce pain
 Reduce amt of general anaesthesia
required
 This can be achieved by analgesic
such as morphine and pethedine

5. INHIBITION OF
PARASYMPATHETIC
ACTIVITY
 This decreases the bronchial and
salivary secretion induced by drug
ether
 Usually atropine

6. ANTI EMETIC EFFECT
 Drugs like promethazine of
phenothiazines are used
 It is used to reduce post operative
nausea and vomiting