Drilldown: Medicines

Cefdinir (1) · Lamotrigine (1)

Lamictal (IR), Lamictal XR, Lamictal ODT (1) · Omnicef (discontinued in US under brand); mostly generic (1)

[[:Category:Anticonvulsants|Anticonvulsant]] (1) · [[:Category:Beta-lactam_antibiotics|β-lactam antibiotic]] (1) · [[:Category:Cephalosporins|Cephalosporin (third-generation)]] (1) · [[:Category:Mood stabilizers|Mood stabilizer]] (1) · [[:Category:Sodium channel blockers|Sodium channel blocker]] (1)

None (2)

'"`UNIQ--vote-00000021-QINU`"', '"`UNIQ--vote-00000022-QINU`"', '"`UNIQ--vote-00000023-QINU`"', '"`UNIQ--vote-00000024-QINU`"' (1) · '"`UNIQ--vote-000009DF-QINU`"', '"`UNIQ--vote-000009E0-QINU`"', '"`UNIQ--vote-000009E1-QINU`"', '"`UNIQ--vote-000009E2-QINU`"', '"`UNIQ--vote-000009E3-QINU`"' (1)

None (1) · 300 mg PO BID, or 600 mg PO once daily, ×5-10 days; pediatric 14 mg/kg/d (1)

300 mg capsules; 125, 250 mg/5 mL suspension (1) · IR tablets 25, 100, 150, 200 mg; chewable dispersible tablets 2, 5, 25 mg; ODT 25, 50, 100, 200 mg; XR tablets 25, 50, 100, 200, 250, 300 mg (1)

None · Indication-specific · 40 mg/d · 10 mg/d · 20 mg/d · 80 mg/d · 10 mg/d (adults) · 100 mg/d · 4 g/d · 400 mg/d · 40 mg/d typical; up to 240 mg/d for Zollinger-Ellison · 5 mg/d · 50 mg/d · 600 mg/d · No fixed ceiling; titrate to clinical effect and tolerability with CDC opioid prescribing guidance constraints on morphine-milligram-equivalent (MME) totals · No fixed maximum; titrated to TSH target · TID per eye · Titrated to glucose; no fixed ceiling · Titrated to glucose; no fixed maximum · '''20 mg/day in adults >60 years''' per FDA's 2011-2012 QT-prolongation warning; 40 mg/day in adults ≤60

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None · Oral · IV · Topical · IM · intranasal · rectal · Subcutaneous · Topical ophthalmic · ophthalmic · intramuscular · intravenous · transdermal · vaginal · Subcutaneous (abdomen · sublingual · thigh · Inhaled · SC · intra-articular

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Antiepileptic effect within days at therapeutic level; mood-stabilizing effect emerges over weeks (1) · Hours (1)

12-24 hours (1) · 24 hours (often divided BID at higher doses) (1)

~1.7 hours'"`UNIQ--ref-000009E4-QINU`"' (1) · ~25-33 hours alone; ~15 hours with enzyme inducers; '''≥60 hours with valproate''' (UGT inhibition)'"`UNIQ--ref-00000025-QINU`"' (1)

16-21% capsule, 25% suspension (oral; iron and antacids reduce absorption substantially)'"`UNIQ--ref-000009E5-QINU`"' (1) · ~98% (oral)'"`UNIQ--ref-00000026-QINU`"' (1)

'''Among the safest mood stabilizers in pregnancy''' with reassuring monotherapy registry data, in sharp contrast to valproate. Estrogen-containing contraceptives accelerate lamotrigine metabolism, requiring dose adjustments at start and stop of contraception'"`UNIQ--ref-00000027-QINU`"' (1) · Generally considered safe in pregnancy.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1)

[[USLegal:Prescription only|Rx-only]] in US (1) · [[USLegal:Prescription only|Rx-only]] in US. Carries the FDA '''Boxed Warning for serious skin reactions''' including Stevens-Johnson syndrome and toxic epidermal necrolysis, with the risk concentrated in the first 2-8 weeks of therapy and elevated by rapid titration'"`UNIQ--ref-00000028-QINU`"' (1)