Sominex Tablets x 16

Stock Item  |  Usually dispatched within 24 hours
Add to Basket Advanced Collect in Store
This product has been added to your basket...
  • Continue Shopping
  • Checkout

Sominex Tablets are used to help people who find it difficult to fall asleep or to relieve occasional sleeplessness and help you get a good night’s sleep so you can wake up feeling refreshed.

Sominex Tablets are a treatment for short term insomnia, helping you to drop off for some restful sleep when you’re struggling with sleepless nights.

What causes insomnia?

Insomnia is very common and has lots of different causes. Short term insomnia can be irritating but is usually nothing to worry about, some of the most common reasons why you may be struggling to fall asleep or stay asleep include:

  • Stress, anxiety, or depression.
  • Uncomfortable bed.
  • Body temperature too hot or too cold.
  • Noisy environment.
  • Jet lag.
  • Shift work.
  • Drinking alcohol or caffeinated drinks.
  • Smoking.
  • Recreational drugs.
  • Some medications.
  • Some medical conditions.

How will Sominex help relieve my insomnia?

Sominex contains an antihistamine as its active ingredient which can make you feel sleepy. It makes you feel drowsy, helping to reduce the amount of time it takes for you to fall asleep, which is ideal if you’re struggling to drop off to sleep at night.

Directions for use:

Adults and children over the age of 16: Take one tablet at bedtime, swallow the tablet with a sip of water. Do not take more than 7 days in a row.

If your symptoms have not improved after taking this product for 7 days you should speak to your doctor.

Do not take more than one tablet a day.


Each tablet of Sominex contains Promethazine Hydrochloride 20mg

These tablets contain lactose


Keep out of sight and reach of children.

Do not exceed the stated dose.

Information Written by Kelly Smith our Medical Content Specialist on: 07/01/2021

Information Reviewed by Andrew Walton MPharm our Superintendent Pharmacist on: 08/01/21

* We don't sell food to non-UK addresses
** Includes N.Ireland, Scottish Highlands, UK Offshore Islands, Isle of Man, Scilly Isles


UK, Channel Islands, N Ireland, Highlands and Islands - Standard delivery arrives 2-3 days after dispatch or for heavy parcels Courier next day after dispatch Mon-Thu.
Europe - We no longer send orders to European or International destinations.


Express delivery arrives 1-2 days after dispatch or for heavy parcels Courier 1-2 days after dispatch Mon-Thu.


Light parcels, delivered Tue-Fri, signature required or for heavy parcels Courier next day Mon-Thu delivery after dispatch.


We understand that you may want, at times, to return an item you’ve purchased from us. To make this process quick and convenient for you, please read the policy below.


We regret that we cannot, by law, accept returns of any medication. If you return a medicine to us all we can do is dispose of it correctly for you as it cannot be resold.

Of course, if we have made a mistake or the product is faulty or damaged, we will accept returns as long as you contact us within 10 days of receiving the order and received the product back within 30 days. Once we have received the returned item  we will refund the amount paid or resend the product.


If for whatever reason you are not satisfied with any other item you have purchased from us, you may return it if you notify us within 10 days of receiving the order and we receive the product back within 30 days. Once we have received the returned item we will refund the amount paid or resend the product.


All returned products must be in their original packaging, unopened and in a re-saleable condition. We only accept returns for products that have been purchased through us.

Any return which does not meet the conditions set above will not be refunded or replaced.

Customer errors: Customers are humans and make mistakes. Sometimes customers put the wrong address in on their order. We are happy to re-ship the item when it is returned to us by Royal Mail. This may take upto 28 days depending on the error made.

Non-Delivery: If an item remains undelivered within 7 working days (exc Sat-Sun) from dispatch then the customer needs to check with their local delivery office/post office for uncollected items.

For further information on returns or to request a refund/return, please contact us.

Be the first to review Sominex Tablets x 16. Write a review
100% Secure Fast Delivery