Adverse effect of tetracyclic antidepressants, init encntr

This code signifies an undesirable or harmful reaction experienced by a patient due to the therapeutic use of a tetracyclic antidepressant. These effects are not intentional and occur at standard dosages. It indicates the patient is presenting for the initial assessment and treatment of this adverse reaction.

Apply this code when a patient develops an adverse symptom or condition, such as dizziness, dry mouth, constipation, or cardiac arrhythmias, directly attributable to a prescribed tetracyclic antidepressant. This is appropriate for the first visit where the adverse effect is evaluated and managed.

• Always sequence this code first, followed by codes for the specific manifestation(s) of the adverse effect.
• Ensure documentation clearly states the drug was taken as prescribed and the reaction was an adverse effect, not poisoning or overdose.
• Verify the antidepressant involved is specifically a tetracyclic type to ensure accurate code selection.