Answer
After subcutaneous injection of Alutard Wasp Venom Initial, adsorption to aluminium hydroxide causes slow allergen release from the injection site, reducing allergenicity and possibly prolonging immune-system stimulation.
Sources for this answer
- Alutard Wasp Venom InitialALK-Abello Ltd · emc · SmPC §5.2 Pharmacokinetic properties · Version 5Document updated
Sources checked