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Sanofi · Promethazine hydrochloride 5 mg/5 ml

Phenergan Elixir 5 mg/5 ml Oral Solution

Sugar-free orange liquid promethazine for allergy, travel sickness and short-term sleep problems.

AllergyTravel sicknessLiquidSugar-free
Price checker
100 ml
£9.99100 ml
Includes our pharmacist’s order check Discreet plain packaging

Pharmacy medicine — a quick suitability check keeps you safe; our pharmacist reviews every order before dispatch.

Sugar-free orange liquid promethazine for allergy, travel sickness and short-term sleep problems.

What is Phenergan Elixir 5 mg/5 ml Oral Solution?

Phenergan Elixir is liquid promethazine. It treats the same conditions as the tablets — allergic conditions, travel sickness and short-term sleep problems — as a sugar-free orange solution, which makes smaller and more adjustable doses easier to measure.

How does it help?

Promethazine blocks histamine and also acts on the brain, which is why it causes drowsiness. The liquid form is often chosen where tablets are difficult to swallow or a smaller dose is needed.

Key benefits

  • Sugar-free, orange flavour
  • Easier to measure a smaller dose than a tablet
  • Licensed for allergy, travel sickness and short-term sleep
  • Pharmacist-checked before supply

Who should take care?

Not for children under 6 years — under current licensing this product can only be supplied for use in those aged 6 or over. Drowsiness can last up to 12 hours; do not drive if affected. Avoid alcohol. Always read the leaflet.

Common questions

What is Phenergan Elixir used for?
It’s the liquid form of promethazine (5 mg per 5 ml), licensed for allergic conditions, travel sickness and short-term sleep problems — useful where a smaller, adjustable dose is needed or tablets are hard to swallow. Our Phenergan guide covers the licensed uses in detail.
Can I give Phenergan Elixir to my child?
Never under 6 years of age — the licence rules this out because of the risk of serious breathing problems. For children over 6 the Elixir allows accurate lower dosing; the pharmacist will confirm the right dose for age before any supply.
How long does the drowsiness last?
Up to 12 hours per the licence — so a night-time dose can still affect the following morning. Avoid alcohol, and don’t drive if you feel drowsy, dizzy or your vision is blurred.

About this medicine

Active ingredientPromethazine hydrochloride 5 mg/5 ml
Pack size100 ml
Suitable forAdults & children 6+
ClassPharmacy (P)
FlavourOrange, sugar-free
DrowsinessCan last up to 12 hours

Information leaflet

Always read the patient information leaflet before commencing treatment.

The leaflet for this exact product is inside the pack. If you have lost it, ask our pharmacist and we will print it for you.

How quickly will it arrive?

Collect from pharmacy
22-24 Woodsley Rd, Leeds LS3 1DT
Usually same day after pharmacist approvalFree
Local van delivery
Within 3 miles of the pharmacy, or LS2–LS6
Order by 10am → next morning’s 10am round£1
Standard UK delivery
Royal Mail Tracked 48
2–3 working days from dispatch£3.99 free over £40
Express UK delivery
Royal Mail Tracked 24
Next delivery day from dispatch£5.49

Every order is reviewed by our pharmacist before dispatch. Full delivery details →