Variety of delivery options including next day & free delivery.
Pharmacy, clinic and prescribers based in Greater Manchester.
Start your treatment with a quick and free online consultation.
Variety of delivery options including next day & free delivery.
Pharmacy, clinic and prescribers based in Greater Manchester.
Start your treatment with a quick and free online consultation.
Fill in a quick online consultation for our licensed pharmacists to review.
Our pharmacists will review your treatment to ensure it’s suitable.
Your treatment will be delivered to your door quickly & discreetly.
Benylin Mucus Cough Relief Night Syrup is a specialised cough medicine designed to relieve persistent coughs and chest congestion while helping you sleep. It contains diphenhydramine hydrochloride 14 mg, guaifenesin 100 mg, and levomenthol 1.1 mg per 5 ml dose. Diphenhydramine helps calm cough reflexes, guaifenesin loosens mucus in the lungs for easier expulsion, and levomenthol aids breathing by soothing congestion.
Benylin Mucus Cough Relief Night Syrup is suitable for adults and children aged 12 years and over and is available in:
| Medication Name | Benylin Mucus Cough Relief Night Syrup |
| Active Ingredients | Diphenhydramine hydrochloride 14 mg, Guaifenesin 100 mg, Levomenthol 1.1 mg per 5 ml |
| Other Ingredients | Liquid glucose, sucrose, ethanol, glycerol, sodium citrate, saccharin sodium, citric acid monohydrate, sodium benzoate (E211), caramel (E150), raspberry essence, natural sweetness enhancer, carbomer, Ponceau 4R (E124), water |
| Medication Form | Oral syrup |
| Used to Treat | Persistent cough, chest congestion, and aids restful sleep |
| Available Sizes | 150 ml bottle |
| Who Can Use It | Adults and children aged 12 years and over |
| Prescription Required? | No – Pharmacy (P) medicine |
| Patient Information Leaflet | Benylin Mucus Cough Relief Night Syrup – Patient Information Leaflet |
This syrup relieves nighttime coughs caused by chest congestion, helping you sleep better. It loosens mucus in the lungs and soothes throat irritation, making coughs easier to manage.
It is suitable for adults and children aged 12 years and over.
Do not use if you:
Common:
Uncommon:
Rare:
Page content authored by Amjad Khan, last reviewed by Dr Hussain Ahmad on 27th January 2026.
