Propylene

• Uses for temporary relief of burning and irritation due to dryness of the eye

Directions instill 1 or 2 drops in the affected eye(s) as needed

For external use only Do not use if this product changes color or becomes cloudy if you are sensitive to any ingredient in this product When using this product do not touch tip of container to any surface to avoid contamination replace cap after each use Stop use and ask a doctor if you feel eye pain changes in vision occur redness or irritation of the eye(s) gets worse or lasts more than 72 hours If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center (1-800-222-1222) right away.

1. 1Eye Irritation1,51123%
2. 2Vision Blurred92014%
3. 3Eye Pain77912%
4. 4Drug Ineffective70211%
5. 5Ocular Hyperaemia6269.5%
6. 6Dry Eye5518.4%
7. 7Eye Pruritus4597.0%
8. 8Product Quality Issue4166.3%
9. 9Foreign Body Sensation In Eyes3655.6%
10. 10Lacrimation Increased2814.3%
11. 11Nausea2634.0%
12. 12Asthenopia2573.9%
13. 13Eye Discharge2503.8%
14. 14Headache2313.5%
15. 15Off Label Use2113.2%

The 10 most recently updated of 317 ClinicalTrials.gov registrations naming Propylene as an intervention. Registration is not evidence of efficacy or safety — reference crosswalk only.

• A Clinical Trial to Assess the Pharmacokinetic Profile of Propylene Glycol (PG) in Healthy Adults Following PG Exposure
  Not yet recruiting · Interventional · 30 enrolled · American Beverage Association
  NCT07644169updated 2026-06-12
• A Study to Assess Efficacy and Tolerability of Topical Skincare Products on Psoriasis Patients
  Completed · Phase 4 · Interventional · 46 enrolled · Galderma R&D
  NCT06357221updated 2026-06-09
• Safety and Efficacy of Fingolimod in Pediatric Patients With Multiple Sclerosis
  Active not recruiting · Phase 3 · Interventional · 240 enrolled · Novartis Pharmaceuticals
  NCT01892722updated 2026-06-08
• Evaluation of Daily Disposable Toric Soft Lenses Manufactured With an Alternative Hydration Process
  Completed · Interventional · 281 enrolled · Johnson & Johnson Vision Care, Inc.
  NCT06967129updated 2026-06-05
• A Study to Learn More About The Safety of Diroximel Fumarate (VUMERITY®) in Participants Who Took it During Pregnancy And About the Health of Their Babies
  Active not recruiting · Observational · 1,178 enrolled · Biogen
  NCT05688436updated 2026-06-04
• Safety and Efficacy Study of Fingolimod in Taiwanese Adults (≥ 20years) With Relapsing Remitting Multiple Sclerosis
  Recruiting · Phase 4 · Interventional · 30 enrolled · Novartis Pharmaceuticals
  NCT04480853updated 2026-05-29
• Impact of Electronic Cigarette Temperature and Solvent on Biomarkers
  Not yet recruiting · Interventional · 50 enrolled · Milton S. Hershey Medical Center
  NCT07612696updated 2026-05-29
• Pregabalin Phonophoresis and MET for Knee Osteoarthritis
  Recruiting · Interventional · 35 enrolled · University of Faisalabad
  NCT07598474updated 2026-05-20
• Efficacy and Safety of Ofatumumab and Siponimod Compared to Fingolimod in Pediatric Patients With Multiple Sclerosis
  Active not recruiting · Phase 3 · Interventional · 129 enrolled · Novartis Pharmaceuticals
  NCT04926818updated 2026-05-14
• Study to Assess Effects of Ublituximab in Pediatric Participants With Relapsing Forms of Multiple Sclerosis
  Not yet recruiting · Phase 2 · Phase 3 · Interventional · 240 enrolled · TG Therapeutics, Inc.
  NCT07220252updated 2026-05-12

Frequently asked questions

What is Propylene used for?

According to FDA labeling, Propylene carries indications including: Uses for temporary relief of burning and irritation due to dryness of the eye. This is a reference summary of labeled uses, not medical advice or a treatment recommendation.