Conditions before Test

Tests	Patient Condition
FBS	Fasting For 12-14 hours
TG	Fasting For 12-14 hours, light meal for dinner
Urea	Avoided meat for 48 jours
GGT, Amylase, Aldolase, Alp, Gpt, Got	Fasting For 5-8 hours
Fe, Ca	Fasting preferred or avoiding rich meals for 14 hours
GTT	Fasting For 12 hours & avoiding rich carbohydrate meals for 3 days
Ammonia	Fasting For 8 hours & avoiding smoking for 24 hours
D-xlysose test	Fasting For 12 hours
Urine	Early morning
Prolactin	Fasting For 8 hours, Avoid physical activity and being calm, sampling 3 hours after sleep
Growth Hormone	Fasting For 12 hours
ACTH & ADH	Fasting For 10-12 hours, avoid activity
Cortisol	Fasting For 10-12 hours
Calsitonine	Fasting For 12 hours
ACE	Fasting For 12 hours
Alpha-1-Antitrypsin	Fasting For 8 hours, avoid smoking & birth control pills
Anti DNA	No radioactive tests before sampling
OB	Avoid raw vegetables, red meat, Vitamin C, Fe drops or pills for 2-3 days
Semen after PCT	Avoid ejaculation for 3-5 days
آTriple test	Doable on 14th-22nd week of pregnancy, no fasting is required
NST	3-60 day infant whom has been feed