
MELATONIN 5mg Immediate Release Caps
- Interventions to reduce jet lag
Before travel
- Plan the journey in advance & determine how many time zones are being crossed, and the direction of travel
- Starting 3 days before departure, shift both sleep and wake time by 30 minutes per day so that the sleep cycle more closely resembles the time zone at the travel
- For eastward travel, go to sleep 30 minutes earlier and avoid light in the evening (including electronics), wake earlier & seek bright light in the morning.
- For westward travel, go to sleep later and seek bright light in the evening, wake later and avoid light in the
During travel
- Set watch to destination time at the start of the flight
- Plan in-flight sleep as if it was the time at the destination
- Prevent dehydration – drink plenty of water, avoid alcohol, tea & coffee, apply lubricant eye drops as needed.
- Eat small meals frequently, choosing lighter foods like fruit and vegetables (fibre containing foods)
- Whenever possible, walk around the cabin during destination daytime
- Use layers of clothing to allow adjustment to temperature variation.
After travel (i.e. at the final destination)
- Delay sleep until night-time in the new time zone; if sleep deprived, take a short nap (up to 30 minutes).
- Remain in the dark during the night, even if unable to
- Only sleep during the night
- Maximise exposure to natural light during the
- Adults: consider drinking 1–3 caffeinated beverages in the morning to improve daytime alertness; avoid caffeine after midday in the new time zone because it can delay night-time
- Change the daily routine (meals, activities) to the new time schedule as soon as
- Control external environmental cues that push the body’s circadian rhythm towards the destination’s day/ night
Dosage
- To treat jet lag in adults aged 18 or older with an immediate-release preparation containing 5 mg or less melatonin. Immediate-release melatonin 0.5–5mg orally to be taken on the plane at bedtime of the final destination. Melatonin can be taken for up to four consecutive nights.
Adverse effects
- Current evidence suggests melatonin has a favourable safety profile.
- Most common adverse events: Daytime sleepiness, headache, dizziness, and hypothermia
- Alcohol should not be consumed when taking melatonin, as effectiveness is reduced.
- If taken in combination with other sedatives (e.g., benzodiazepines and non-benzodiazepines) can potentiate sedative effects. Concomitant administration should be avoided.
