Ocular lubricant
Polyvinyl alcohol
Brand names: Liquifilm Tears, Sno Tears
Adult dose
Dose: 1–2 drops to affected eye(s) PRN
Route: Topical (ophthalmic)
Frequency: PRN
Clinical pearls
- Mild dry-eye symptoms
- Preservative-free preparations preferred for frequent use
Contraindications
- Hypersensitivity
Side effects
- Transient blurred vision
- Local irritation
Reference: BNF; https://bnf.nice.org.uk/drugs/polyvinyl-alcohol/. Verify against your local formulary and the latest BNF before prescribing.
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
- Estimated Blood Alcohol Concentration · Toxicology
- Calculated Serum Osmolality · Electrolytes
- Intraocular Pressure Stratification & Glaucoma Risk · Glaucoma
- Roper-Hall Classification of Chemical Ocular Burns · Ocular Trauma
- Dua Classification of Chemical Ocular Injuries · Ocular Trauma
- Traumatic Hyphaema Grading · Ocular Trauma
Drugs
Pathways
- Acute Red Eye / Vision Loss Screen · RCOphth 2020; NICE CKS
- Idiopathic Intracranial Hypertension · ABN; consensus 2018
- Acute Red Eye Assessment · RCOphth / AAO
- Acute Angle Closure Glaucoma · RCOphth / EGS Guidelines
- Retinal Detachment · RCOphth Guidelines / EURETINA
- Diabetic Retinopathy — Screening and Management · NICE NG28 2016 / NHS DES Programme