“…After a catheter was placed in the jugular vein and warm saline infusion (sodium chloride solution 0.9%, 5 ml/min, Virbac) was started, the following I.V. injections were given at 5‐min intervals: (i) diazepam for neonates (Valium, 0.08 mg/kg bwt, Laboratoire Roche) for sedation and muscular relaxation (in the case of excessive foal agitation, the dose of Valium was increased) 7 ; (ii) romifidine for yearlings (Sedivet, 0.05 mg/kg bwt, Boehringer Ingelheim) for sedation; (iii) butorphanol (Dolorex, 0.015 mg/kg bwt for neonates, 0.02 mg/kg bwt for yearlings, Intervet) for analgesia 8 (this injection was repeated immediately after the operation) 9 and (iv) ketamine (Imalgene 1000, 3‐5 mg/kg bwt for neonates, 2.2 mg/kg bwt for yearlings, Merial SAS) for the induction of anaesthesia 10 …”