Preventive Pharmacotherapy
Current therapy options from low to high confidence for
prevention are listed in Table I.
Amitriptyline (1 mg/kg/d) combined with cognitive behavioral
therapy (CBT) carries the highest confidence of efficacy. This combination has
been shown to decrease frequency of migraine or headache days and headache
frequency by at least 50%. However, this difference has not been shown in
amitriptyline in combination with headache education alone.
Acute Medication
In a randomized trial published in 2013, researchers
assessed amitriptyline as well as CBT for chronic migraine compared to
amitriptyline plus headache education in children and adolescents. The primary
endpoint was headache days and the secondary was PedMIDAS score at 20 weeks.
Clinical significance was defined as a > 50% reduction in headache days and
PedMIDAS score < 20 points. Headache days were reduced significantly by 11.5
days for the amitriptyline plus CBT group vs 6.8 days in the headache education
plus amitriptyline group. Scores of the PedMIDAS decreased by 52.7 points
versus 38.6 points which was significant in favor of amitriptyline plus CBT…
The only category that holds medication in high confidence
is the outcome of being pain-free at 2 hours, including sumatriptan/naproxen
oral tablet 10/60 mg, 30/180 mg, 85/500 mg, and zolmitriptan nasal spray 5 mg.1
A trial was published in 2012 comparing the efficacy and
safety of all three doses of sumatriptan/naproxen combination therapy. This
study included patients ages 12 to 17 years with two to eight migraine attacks
per month for 6 months that typically lasted more than 3 hours when untreated.
The primary endpoint was being pain-free at 2 hours. Rates of pain-free status
were significantly higher in all three treatment groups compared to placebo. A
post-hoc analysis found no differences among the three dosing regimens.
Two-hour photophobia-free and phonophobia-free status were significant in the
85/500 mg group compared to placebo. Additionally, pain-free status was
sustained to 24 hours in the 85/500 mg group.6 In the triptan class, while it
is safe to take these medications during the aura preceding a migraine, it may
be more effective when taken at the start of pain.1 Table II summarizes the
acute treatment options recommended in the new guidelines. Generally, triptans
are avoided as first-line options until non-prescription options (ie,
acetaminophen, ibuprofen) have failed. For consideration of triptans, the
safety profile should be weighed against the clinical benefits of use.
https://www.practicalpainmanagement.com/pain/headache/ask-pharmd-what-are-recommendations-preventing-treating-pediatric-migraine
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