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Constipation

Laxatives and stool softeners

Over-the-counter medicines in United Kingdom

Reference only. For dosing, read the local product label or leaflet linked from each card — formulations and approved doses vary by country.

bisacodyl

Uses -for relief of occasional constipation -this product generally produces bowel movement in 1/4 to 1 hour

23 OTC products in United Kingdom

Bisacodyl 10mg suppositories
10 mg · suppository
label · Verified May 2026
Bisacodyl 10mg/30ml enema
333.333 microgram/1 ml · other
label · Verified May 2026
Bisacodyl 2.5mg/5ml oral suspension
500 microgram/1 ml · suspension
label · Verified May 2026
Bisacodyl 2.74mg/ml rectal solution
2.74 mg/1 ml · other
label · Verified May 2026
Bisacodyl 2.75mg/ml rectal solution
2.75 mg/1 ml · other
label · Verified May 2026

and 18 more…

castor oil

1 OTC product in United Kingdom

Flexible collodion methylated
25 mg/1 ml · other
label · Verified May 2026

dantron

10 OTC products in United Kingdom

Co-danthramer 25mg/200mg capsules
25 mg · capsule
label · Verified May 2026
Co-danthramer 25mg/200mg/5ml oral suspension
5 mg/1 ml · suspension
label · Verified May 2026
Co-danthramer 25mg/200mg/5ml oral suspension sugar free
5 mg/1 ml · suspension
Sigma Pharmaceuticals Plc · label · Verified May 2026
Co-danthramer 25mg/200mg/5ml oral suspension sugar free
5 mg/1 ml · suspension
Phoenix Healthcare Distribution Ltd · label · Verified May 2026
Co-danthramer 25mg/200mg/5ml oral suspension sugar free
5 mg/1 ml · suspension
CST Pharma Ltd · label · Verified May 2026

and 5 more…

docusate sodium

Purpose Stool softener

26 OTC products in United Kingdom

Co-danthrusate 50mg/60mg/5ml oral suspension sugar free
12 mg/1 ml · suspension
label · Verified May 2026
Dioctyl 100mg capsules
100 mg · capsule
Teofarma S.r.l. · label · Verified May 2026
Docusate 100mg capsules
100 mg · capsule
Iilco (UK) Ltd · label · Verified May 2026
Docusate 100mg capsules
100 mg · capsule
label · Verified May 2026
Docusate 100mg/5ml oral solution sugar free
20 mg/1 ml · syrup
Rosemont Pharmaceuticals Ltd · label · Verified May 2026

and 21 more…

glycerolum

14 OTC products in United Kingdom

Benylin Infant's Cough syrup
150 microlitre/1 ml · syrup
McNeil Products Ltd · label · Verified May 2026
Boots Cough Syrup 3 Months Plus
150 microlitre/1 ml · syrup
The Boots Company Plc · label · Verified May 2026
Choline salicylate 16% / Glycerol 12.62% ear drops
126.2 mg/1 ml · drops
label · Verified May 2026
Docusate compound 5ml enema
756 mg/1 ml · other
label · Verified May 2026
Glycerol 10% eye drops
100 mg/1 ml · drops
label · Verified May 2026

and 9 more…

lactitol

1 OTC product in United Kingdom

Lactitol 10g oral powder sachets
10 gram · other
label · Verified May 2026

lactulose

18 OTC products in United Kingdom

Lactulose 10g oral powder sachets
10 gram · other
label · Verified May 2026
Lactulose 10g/15ml oral solution 15ml sachets sugar free
666.667 mg/1 ml · syrup
Alliance Healthcare (Distribution) Ltd · label · Verified May 2026
Lactulose 10g/15ml oral solution 15ml sachets sugar free
666.667 mg/1 ml · syrup
A A H Pharmaceuticals Ltd · label · Verified May 2026
Lactulose 10g/15ml oral solution 15ml sachets sugar free
666.667 mg/1 ml · syrup
Sigma Pharmaceuticals Plc · label · Verified May 2026
Lactulose 10g/15ml oral solution 15ml sachets sugar free
666.667 mg/1 ml · syrup
label · Verified May 2026

and 13 more…

linaclotide

2 OTC products in United Kingdom

Constella 290microgram capsules
290 microgram · capsule
AbbVie Ltd · label · Verified May 2026
Linaclotide 290microgram capsules
290 microgram · capsule
label · Verified May 2026

liquid paraffin

17 OTC products in United Kingdom

Liquid paraffin / Magnesium hydroxide oral emulsion sugar free
250 mg/1 ml · other
label · Verified May 2026
Liquid paraffin 16% lotion
160 mg/1 ml · other
label · Verified May 2026
Liquid paraffin 91.7% / Lanolin 3% bath oil
917 mg/1 gram · other
label · Verified May 2026
Liquid paraffin eye drops
1 ml/1 ml · drops
label · Verified May 2026
Liquid paraffin liquid
1 ml/1 ml · syrup
Bell,Sons & Co (Druggists) Ltd · label · Verified May 2026

and 12 more…

lubiprostone

1 OTC product in United Kingdom

Lubiprostone 24microgram capsules
24 microgram · capsule
label · Verified May 2026

magnesium carbonate

2 OTC products in United Kingdom

MagnaCarb 500mg capsules
500 mg · capsule
TriOn Pharma Ltd · label · Verified May 2026
Magnesium carbonate 500mg capsules
500 mg · capsule
label · Verified May 2026

methyl cellulose

5 OTC products in United Kingdom

Methylcellulose 1g/100ml enema
10 mg/1 ml · other
label · Verified May 2026
Methylcellulose 2% oral gel
20 mg/1 ml · topical
label · Verified May 2026
Methylcellulose 2g/100ml enema
20 mg/1 ml · other
label · Verified May 2026
Methylcellulose 2g/200ml enema
10 mg/1 ml · other
label · Verified May 2026
Methylcellulose 5mg/ml enema
5 mg/1 ml · other
label · Verified May 2026

methylnaltrexone bromide

2 OTC products in United Kingdom

Methylnaltrexone bromide 12mg/0.6ml solution for injection vials
20 mg/1 ml · injection
label · Verified May 2026
Relistor 12mg/0.6ml solution for injection vials
20 mg/1 ml · injection
Alliance Pharmaceuticals Ltd · label · Verified May 2026

naldemedine

2 OTC products in United Kingdom

Naldemedine 200microgram tablets
200 microgram · tablet
label · Verified May 2026
Rizmoic 200microgram tablets
200 microgram · tablet
Viatris UK Healthcare Ltd · label · Verified May 2026

polyethylene glycol

1 OTC product in United Kingdom

Polyethylene oxide 150mg lozenges
150 mg · tablet
label · Verified May 2026

prucalopride

33 OTC products in United Kingdom

Prucalopride 1mg tablets
1 mg · tablet
Dexcel-Pharma Ltd · label · Verified May 2026
Prucalopride 1mg tablets
1 mg · tablet
Alliance Healthcare (Distribution) Ltd · label · Verified May 2026
Prucalopride 1mg tablets
1 mg · tablet
Macleods Pharma UK Ltd · label · Verified May 2026
Prucalopride 1mg tablets
1 mg · tablet
A A H Pharmaceuticals Ltd · label · Verified May 2026
Prucalopride 1mg tablets
1 mg · tablet
Axunio Pharma GmbH · label · Verified May 2026

and 28 more…

psyllium seed husks

3 OTC products in United Kingdom

Manevac granules
542 mg/1 gram · other
Ceuta Healthcare Ltd · label · Verified May 2026
Senna fruit 12.4% / Ispaghula 54.2% granules
542 mg/1 gram · other
label · Verified May 2026
Senna fruit 12.4% / Ispaghula 54.2% granules 4g sachets
542 mg/1 gram · other
label · Verified May 2026

senna glycoside

10 OTC products in United Kingdom

Cenlax 7.5mg tablets 12 Years Plus
7.5 mg · tablet
Manx Healthcare Ltd · label · Verified May 2026
Senease Twelve Years Plus 7.5mg tablets
7.5 mg · tablet
RX Farma · label · Verified May 2026
Senease Twelve Years Plus 7.5mg/5ml syrup
1.5 mg/1 ml · syrup
RX Farma · label · Verified May 2026
Sennosides 7.5mg tablets
7.5 mg · tablet
label · Verified May 2026
Sennosides 7.5mg tablets 12 Years Plus
7.5 mg · tablet
Drugsrus Ltd · label · Verified May 2026

and 5 more…

sodium picosulfate

11 OTC products in United Kingdom

Dulcolax Pico Adult 5mg/5ml liquid
1 mg/1 ml · syrup
Opella Healthcare UK Ltd · label · Verified May 2026
Dulcolax Pico Twelve Plus 5mg/5ml liquid
1 mg/1 ml · syrup
Opella Healthcare UK Ltd · label · Verified May 2026
Sodium picosulfate 5mg/5ml oral solution sugar free
1 mg/1 ml · syrup
A A H Pharmaceuticals Ltd · label · Verified May 2026
Sodium picosulfate 5mg/5ml oral solution sugar free
1 mg/1 ml · syrup
Alliance Healthcare (Distribution) Ltd · label · Verified May 2026
Sodium picosulfate 5mg/5ml oral solution sugar free
1 mg/1 ml · syrup
Sigma Pharmaceuticals Plc · label · Verified May 2026

and 6 more…