257
MEDICAL DEVELOPMENT DIVISIONHANDBOOK OF OBSTETRICS GUIDELINE
B. Prostaglandins
Name Dosage & RouteContraindicationsSide effects
Oxytocin
(1 amp = 10 IU/ml)
Augmentation for Labour
IV Infusion
Standard dilution (10 IU / 50
ml of NS)
Start at 1 mIU/min or 0.3 ml/
hour
(Titrate every 30 minutes –
maximum 9 ml/hour or 30
mIU/min)
Management of PPH
Bolus
IM 10 IU / IV 5 IU (may repeat
every 5 minutes – maximum
10-20 IU)
IV Infusion
Standard dilution (40 IU / 500
ml of NS)
Start at 125 ml/hour (infusion
over 4 hours)
Fetal compromise,
Uterine
hypertonicity,
Cephalopelvic
disproportion,
Hypersensitivity to
oxytocin
Water
intoxication,
hyponatremia,
nausea,
vomiting,
arrhythmias,
anaphylaxis
Oxytocin/
Ergometrine
(1 amp = 5 IU
oxytocin + 0.5 mg
ergometrine/1 ml
IM 1 ampoule
(Repeat every 5 minutes,
maximum of 5 ml (5 amp)/24
hours
IV not recommended
Cardiac diseases
Hypertensive crisis
PET
Nausea,
vomiting,
headache,
dizziness,
tinnitus,
abdominal pain.
Carboprost
(1 amp = 250
μg/1ml)
Deep IM 250 μg
(Repeat every 15 min – max
dose 2 mg (x8))
Cardiac, renal or
hepatic disease,
caution in
glaucoma, asthma,
hypertension,
Epilepsy
Nausea,
vomiting,
diarrhoea,
hyperthermia,
flushing,
bronchospasm
Carbetocin
(1 amp = 100
μg/1ml)
Long-acting
synthetic oxytocin
IV 1 ampoule administered
via bolus injection over 1
minute.
Hepatic,renal
disease
Hypersensitivity
to oxytocin or
carbetocin.
Nausea,
vomiting,
flushing,
abdominal
pain, pruritus,
headache
Name Dosage & RouteContraindicationsSide effects
Gemeprost
(1 pessary = 1 mg)
Cessation of
production by
the manufacturer
globally in 2022.
1 mg vaginally x 3 hourly
(Maximum 5 pessaries per day)
Unexplained
bleeding, previous
caesarean, placenta
praevia, obstructive
airway disease,
cardiovascular
insufficiency, raised
intraocular pressure
Bleeding,
pain, nausea,
vomiting,
diarrhoea,
headache,
weakness, chills,
flushing
Prostin E2
(1 tab = 3 mg)
3 mg vaginally x 6 hourly
(Maximum 2 pessaries per day)
Use with caution
in cases with
underlying:
Cardiac diseases
Hypertensive crisis
PET, CPD, previous
uterine surgery
Nausea,
vomiting,
headache,
dizziness,
tinnitus,
abdominal pain
Misoprostol
(1 tab = 200 ug)
Approved to be
used as Ubat
Kelulusan Khas
(UKK) circa
November 2022.
(Individual unit/
department
need to apply for
approval to import
the drug)
Deep IM 250 μg
(Repeat every 15 min – max
dose 2 mg (x8))
Cardiac, renal or
hepatic disease,
caution in
glaucoma, asthma,
hypertension,
Epilepsy
Nausea,
vomiting,
diarrhoea,
hyperthermia,
flushing,
bronchospasm
Dosing depends on indication. It can be administered orally or as a
vaginal pessary.
Please refer “Appendix: Use of misoprostol in the medical
management of miscarriage and termination of pregnancy” available
in this guideline.