Please assess the completion status of the following clinical trial:

Trial Title: Droperidol Versus Metoclopramide + Diphenhydramine for the Treatment of Primary Headaches

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* 18 years old to 65 years old, diagnosis of primary headache~Exclusion Criteria:~* Allergy to study medications, pregnant, breast-feeding, prisoners, non-english speaking, not eligible to receive droperidol based on ED protocol (see below), patients in whom head trauma, infection, vascular disorders, and disorders of facial or cranial structures are suspected~ED Droperidol Protocol~Droperidol must NOT be used in patients with any of the following:~* Known or suspected QT prolongation, including congenital long QT syndrome~* Cardiac Disease \[cardiomyopathy, congestive heart failure, hypertension, ischemic heart disease, myocardial infarction, bradycardia (\< 50 bpm)\]~* History of the following:~  * Renal failure~ * Cerebrovascular disease~ * Diabetes or hypoglycemia~ * Alcoholism/alcohol abuse~ * Pituitary insufficiency~ * Hypothyroidism~ * Hypothermia~ * Anorexia~* Advanced age (\>65 yrs)~* Use of the following medications: digoxin, benzodiazepine, diuretics, IV opiates, or other medications known to prolong the QTc interval.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 64 Years
- Healthy Volunteers: t

Study Arms:
- Droperidol (Type: EXPERIMENTAL): None
- Metoclopramide + Diphenhydramine (Type: ACTIVE_COMPARATOR): None

Based on this trial design, predict the completion outcome and termination type (if applicable).