Oxilube Forte, which contains Hypromellose 1% w/v, is not a sulpha drug.

1. Hypromellose: A lubricant used in eye drops to relieve dryness and irritation.
2. Sulpha drugs: A different class of medications, typically antibiotics with sulfonamide groups, which Oxilube Forte does not contain.

If you have concerns about sulpha allergies, Oxilube Forte should not pose a risk. Always consult your healthcare provider for specific allergies or medication concerns.