Drilldown: Medicines

None (2) · Bisoprolol (1) · Levothyroxine (1) · Nebivolol (1)

Ajovy (1) · Bystolic (1) · Emgality (1) · Synthroid, Levoxyl, Tirosint, Unithroid, Euthyrox (1) · Zebeta (1)

Anti-CGRP ligand monoclonal antibody (2) · Beta Blocker (2) · Cardioselective (β1) (1) · Cardioselective (β1) + vasodilator (1) · [[:Category:Hormone_replacement|Hormone replacement]] (1) · [[:Category:Thyroid_hormones|Thyroid hormone]] (1)

Highly β1-selective adrenergic antagonist. Greater selectivity than metoprolol or atenolol. (1) · Humanized IgG2 monoclonal antibody binding both isoforms of CGRP peptide (1) · Humanized IgG4 monoclonal antibody binding CGRP peptide; prevents CGRP from activating its receptor (1) · Synthetic T4 (thyroxine); peripherally deiodinated to T3 (triiodothyronine), the active hormone. '"`UNIQ--vote-00000031-QINU`"' Narrow therapeutic index; brand-to-generic switches can shift TSH and require re-titration'"`UNIQ--ref-00000032-QINU`"'. (1) · The d-enantiomer is a highly β1-selective antagonist; the l-enantiomer triggers endothelial nitric-oxide–mediated vasodilation. Unique among beta blockers for this NO mechanism. (1)

Preventive treatment of migraine in adults (episodic and chronic) (1) · Preventive treatment of migraine in adults; episodic cluster headache (1) · '"`UNIQ--vote-00000033-QINU`"', '"`UNIQ--vote-00000034-QINU`"', '"`UNIQ--vote-00000035-QINU`"' (1) · '"`UNIQ--vote-0000059D-QINU`"' (1) · '"`UNIQ--vote-00000636-QINU`"', '"`UNIQ--vote-00000637-QINU`"', '"`UNIQ--vote-00000638-QINU`"' (1)

1.6 mcg/kg/d in young healthy adults; 25-50 mcg/d in elderly or cardiac disease, titrated by TSH at 6-8 weeks (1) · 2.5–5 mg daily (HTN); 1.25 mg daily (HFrEF, slow titration) (1) · 225 mg SC monthly, or 675 mg SC every 3 months (quarterly) (1) · 5 mg daily (1) · Migraine: 240 mg SC loading dose, then 120 mg SC monthly. Cluster: 300 mg SC at onset of cluster period, then monthly during cluster. (1)

120 mg/mL prefilled syringe or autoinjector (1) · 2.5, 5, 10, 20 mg tabs (1) · 225 mg/1.5 mL prefilled syringe or autoinjector (1) · 25, 50, 75, 88, 100, 112, 125, 137, 150, 175, 200, 300 mcg tablets; oral capsule and IV/IM also available (1) · 5, 10 mg tabs (1)

20 mg/d (1) · 240 mg loading + 120 mg/month for migraine; 300 mg/month for cluster (1) · 40 mg/d (1) · 675 mg/quarter (1) · No fixed maximum; titrated to TSH target (1)

IV (1) · Oral (3) · Subcutaneous (2)

None · Hours · 30-60 minutes · 1-2 hours · ~30 min · LDL lowering at 2 weeks, max by 4 weeks · ~1 hour · 15-30 minutes · 15–30 min · 1–2 h · 30–60 min · Antidepressant effect emerges over 1-2 weeks · BP and symptomatic LUTS improvement within 1-2 weeks · BP effect within 1-2 weeks · Clinical improvement within 24-72 hours · Days · Motor improvement over days at therapeutic dose · Over weeks · Postprandial glucose effect within days; HbA1c by 12 weeks · Sleep effect from first dose; antidepressant effect over 1-4 weeks

Other values:

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24 h (2) · Monthly dosing (1) · Monthly or quarterly dosing (1) · Steady-state at 4-6 weeks (1)

9–12 h (1) · ~10 h (CYP2D6 extensive metabolizers); up to 31 h (poor metabolizers) (1) · ~27 days (1) · ~31 days (1) · ~7 days (euthyroid); longer in hypothyroidism (~9-10 days), shorter in hyperthyroidism'"`UNIQ--ref-00000036-QINU`"' (1)

40-80% (oral); reduced by food, calcium, iron, PPIs, fiber; take fasting with water'"`UNIQ--ref-00000037-QINU`"' (1) · Not formally established (1) · Not formally established (high SC) (1) · ~12% (extensive metabolizers); ~96% (poor metabolizers) (1) · ~90% (low first-pass) (1)

Category C (2) · First-line in pregnancy; dose typically increased 25-30% due to estrogen-driven rise in TBG and fetal demand. Lactation safe at physiologic doses.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Limited data; avoid (2)

Rx (2) · Rx-only in US (2) · [[USLegal:Prescription only|Rx-only]] in US (1)