• Aids sleep
  • Increases depth of sleep
  • Decreases time it takes to fall asleep


Sominex is a nighttime sleep aid to relieve occasional sleeplessness.

Sominex is for those occasions when you cannot get to sleep because your natural routine is disturbed. For temporary (short-term) relief only.

Features of Sominex one a night sleep aid 8 tablets

  • Aids the relief of temporary sleep problems
  • Active ingredient promethazine
  • Helps if you're struggling to fall asleep


  • 8 tablets
  • 30 tablets

Suitable for


  • Adults
  • Children over 16 years

    Warnings and cautions

    • Please read the information leaflet inside before taking these tablets
    • Do not give to children under 16 years of age unless your doctor tells you to
    • Do not exceed the stated dose
    • If symptoms persist, consult your doctor
    • If before first use you find the blister strip is damaged, do not use return the pack to the address below
    • May cause drowsiness. If affected do not drive or operate machinery. Avoid alcoholic drink
    • Keep out of the reach and sight of children

    How to use

    Adults, the elderly and children aged over 16 years and over: Take one tablet at bed-time.

    It may be taken up to one hour after going to bed when sleep is difficult to achieve. The tablets should be swallowed with water.


    Each Tablet contains Promethazine Hydrochloride Ph. Eur. 20mg
    Also contains Lactose
    Carbohydrate Content 0.3g per Tablet

    Delivery & Returns

    Standard delivery

    Free on orders over £25
    £3.95 for orders up to £25
    Delivered in 2-5 working days

    The majority of items are still arriving within these timeframes, there may be some delays with Royal Mail and DPD due to pressure on the postal network at the moment.

    Next day delivery

    Delivered next working day if ordered before 11am Monday - 11am Thursday
    Delivered on Saturday if ordered after 11am Thursday - 11am Friday
    Delivered Tuesday if ordered after 11am Friday - Sunday


    If you're not completely satisfied with your order, you can return it to us within 28 days.

    Please see our returns policy for more information

    Sominex One-A-Night Tablets

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