i) Naltrexone: A person who is pregnant or breastfeeding, a person that uses an opiate based medication, people with severe depression, suicidal or homicidal ideations. A person with liver abnormalities or under the age of 18 years old.
ii) Citalopram: A person that is pregnant or breastfeeding, people with severe depression, suicidal or homicidal ideations. A person with hyponatremia, under 18 years old, history of seizures, a bleeding disorder, history of serotonin syndrome. Caution if you are taking any medications that are Protein binding medications, CYP2D6 substrates, SSRIs, SNRI, antidepressants, antipsychotic medications.