<unk> is relatively safe when used at recommended doses, and side effects are uncommon. These maternal events have been reported: * Subarachnoid hemorrhage * Increased blood pressure * Cardiac arrhythmia including increased or decreased heart rate, and premature ventricular contraction * Impaired uterine blood flow * Pelvic hematoma * Afibrinogenemia * Anaphylaxis * Nausea and vomiting * Increase fetal blood flow Excessive dosage or long-term administration (over a period of 24 hours or longer) has been known to result in tetanic uterine contractions, uterine rupture, postpartum hemorrhage, and water intoxication, sometimes fatal.<unk> was added to the Institute for Safe Medication Practices's list of High Alert Medications in Acute Care Settings in 2012. The list includes medications that have a high risk for harm if administered incorrectly. During pregnancy, increased uterine motility has led to decreased heart rate, cardiac arrhythmia, seizures, brain damage, and death in the fetus or neonate. Use is linked to an increased risk of postpartum depression in the mother. Certain learning and memory functions are impaired by centrally administered<unk>  Also, systemic<unk> administration can impair memory retrieval in certain aversive memory tasks. However,<unk> does seem to facilitate learning and memory specifically for social information. Healthy males administered intranasal<unk> show improved memory for human faces, in particular happy faces.
Oxytocin 
Prolene
Antigonadotropin
Progestogen
Progestogen 
Progonadotropin
Menotropin
Psilocin