What local injection-site reactions can occur with Alutard Wasp Venom Initial?

Alutard Wasp Venom Initial can cause injection-site swelling, redness, pain, itching, hives, discolouration, nodules, granulomas, haematomas and excess hair growth (frequency unknown); reactions often start within 30 minutes and may persist beyond 6 hours, nodules may follow repeated injections, and large local reactions require treatment evaluation.