“Intraperitoneal administration of nifedipine (1,2 and 4 mg/kg), verapamil (5, 10 and 20 mg/kg), ….5, 5 and 10 mg/kg), allopurinol (6.25, 12.5 and 25 mg/kg) and dimethylsulphoxide (20, 40 and 80 …) 30 min before carrageenan , dose dependently inhibited oedema … increased vascular permeability.”