Is Polyoxyl 35 Castor Oil halal?
Polyoxyl 35 Castor Oil is classified halal for halal use with High confidence. A non-ionic surfactant produced by reacting castor oil (from the castor bean) with ethylene oxide; used to solubilise lipophilic drugs in IV and oral preparations. Plant-derived; halal. Note: it has a reputation for triggering hypersensitivity reactions in some patients (a clinical not a fiqh issue).
Solubiliser / surfactant · Confidence: High
Also known as: Cremophor EL, Kolliphor EL, PEG-35 castor oil
A non-ionic surfactant produced by reacting castor oil (from the castor bean) with ethylene oxide; used to solubilise lipophilic drugs in IV and oral preparations.
Allows poorly water-soluble actives such as paclitaxel, ciclosporin, and some IV anaesthetics to be dosed in aqueous vehicles.
Plant-derived; halal. Note: it has a reputation for triggering hypersensitivity reactions in some patients (a clinical not a fiqh issue).
- Plant (castor bean)
Reason codes
Evidence & citations1
AuditCommon questions
- Is Polyoxyl 35 Castor Oil halal?
- RxHalal currently classifies Polyoxyl 35 Castor Oil as HALAL (High confidence). Plant-derived; halal. Note: it has a reputation for triggering hypersensitivity reactions in some patients (a clinical not a fiqh issue). This is information only — not a fatwa or medical advice.
- What is Polyoxyl 35 Castor Oil used for in medicines?
- A non-ionic surfactant produced by reacting castor oil (from the castor bean) with ethylene oxide; used to solubilise lipophilic drugs in IV and oral preparations. Allows poorly water-soluble actives such as paclitaxel, ciclosporin, and some IV anaesthetics to be dosed in aqueous vehicles.
- What are common sources of Polyoxyl 35 Castor Oil?
- Common sources include: Plant (castor bean). Manufacturers often do not disclose which source is used.