public function getTreatmentDrugs()
{
$drugs = OphTrIntravitrealinjection_Treatment_Drug::model()->findAll();
if ($this->drug_id) {
$drug_array = array();
foreach ($drugs as $drug) {
if ($drug->id == $this->drug_id) {
return $drugs;
}
$drug_array[] = $drug;
}
$drugs[] = $this->drug;
}
return $drugs;
}