Table 2.
Coenzyme Q10 and migraine.
| Study Design | Daily Doses | Effects on Symptoms | Effects on Lab. or Instrumental Parameters | Effects on Hard Outcomes | |
|---|---|---|---|---|---|
| Migraine | RCTs | 100–400 mg/day | ↓ duration and severity of attacks | ↓ TNFα and GCPR levels | Not investigated | 
↓ = it is indicative of a reduction of a marker or a symptom.