Other Sections of the SPC The following sections of the SPC were also subject to extensive harmonisation during this referral procedure, namely sections 4.4 Special warnings and precautions, 4.5 Interactions, 4.6 Pregnancy and lactation, 4.8 Undesirable effects, 4.9 Overdose, 5.1 Pharmacodynamic properties, and 5.2 Pharmacokinetic properties.