Adverse effect of unspecified psychostimulants, init encntr

This code signifies an undesirable or harmful reaction experienced by a patient due to the therapeutic use of an unspecified psychostimulant medication. This reaction occurred during the initial period of treatment or exposure to the drug. The specific type of psychostimulant causing the adverse effect is not documented.

Use this code when a patient presents with symptoms or conditions that are directly attributable to an adverse effect of a psychostimulant, and the specific drug involved is not identified in the medical record. This is appropriate for the first time the patient is seen for this particular adverse reaction.

• Ensure documentation clearly states the event is an "adverse effect" rather than poisoning or underdosing.
• Only use this code when the specific psychostimulant cannot be determined from the medical record.
• Append additional codes for the specific manifestation of the adverse effect (e.g., tachycardia, anxiety).