Drilldown: Medicines

Calcitriol (1,25-dihydroxyvitamin D3) (1) · Doxepin (hydrochloride) (1) · Mirtazapine (1)

Remeron (US brand discontinued; generic widely available), Remeron SolTab (ODT) (1) · Rocaltrol (oral), Calcijex (IV); topical Vectical for psoriasis (1) · Sinequan (oral antidepressant, US brand discontinued), Silenor (low-dose for insomnia), Prudoxin / Zonalon (topical cream) (1)

[[:Category:Antidepressants|Antidepressant]] (2) · [[:Category:Antihistamines|Antihistamine (potent H1)]] (1) · [[:Category:Hormones|Hormone (steroid)]] (1) · [[:Category:Sleep aids|Sleep aid (off-label)]] (1) · [[:Category:Sleep aids|Sleep aid (Silenor low-dose)]] (1) · [[:Category:Tetracyclic antidepressants|Tetracyclic antidepressant]] (1) · [[:Category:Tricyclic antidepressants|Tricyclic antidepressant (TCA)]] (1) · [[:Category:Vitamin_D_analogs|Vitamin D analog (active form)]] (1)

None (3)

'"`UNIQ--vote-0000001B-QINU`"', '"`UNIQ--vote-0000001C-QINU`"', '"`UNIQ--vote-0000001D-QINU`"', '"`UNIQ--vote-0000001E-QINU`"', '"`UNIQ--vote-0000001F-QINU`"' (1) · '"`UNIQ--vote-0000001D-QINU`"', '"`UNIQ--vote-0000001E-QINU`"', '"`UNIQ--vote-0000001F-QINU`"', '"`UNIQ--vote-00000020-QINU`"', '"`UNIQ--vote-00000021-QINU`"', '"`UNIQ--vote-00000022-QINU`"' (1) · '"`UNIQ--vote-0000115F-QINU`"', '"`UNIQ--vote-00001160-QINU`"', '"`UNIQ--vote-00001161-QINU`"', '"`UNIQ--vote-00001162-QINU`"', '"`UNIQ--vote-00001163-QINU`"' (1)

15 mg PO at bedtime, titrate to 30-45 mg/day after 1-2 weeks. '''Counterintuitive dose paradox''': lower doses (7.5-15 mg) are more sedating than higher doses because H1 antihistamine effect dominates at low dose (1) · Depression: 25-75 mg/day to start, titrate to 75-150 mg/day at bedtime. Insomnia (Silenor): 3 mg PO 30 minutes before bedtime, max 6 mg. Topical (Prudoxin): apply to affected area every 3-4 hours (1) · Oral 0.25 mcg daily, titrate by serum calcium and PTH; IV in CKD 0.5-3 mcg three times weekly (1)

0.25, 0.5 mcg oral capsules; 1 mcg/mL oral solution; 1 mcg/mL IV; 3 mcg/g topical ointment (1) · Capsules 10, 25, 50, 75, 100, 150 mg; oral concentrate 10 mg/mL; Silenor tablets 3, 6 mg; topical cream 5% (Prudoxin, Zonalon) (1) · Tablets 7.5, 15, 30, 45 mg; orally disintegrating tablets (SolTab) 15, 30, 45 mg (1)

300 mg/day (depression, hospitalized); 150 mg/day outpatient; 6 mg/day for insomnia (1) · 45 mg/day (1) · Titrated; risk of hypercalcemia is the limiting factor (1)

IV (1) · Oral (3) · topical (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 hours (HS dosing) (2) · Hours per dose (much shorter biologic effect than ergocalciferol/cholecalciferol because it is the already-active form, not the storage form) (1)

20-40 hours'"`UNIQ--ref-00000023-QINU`"' (1) · ~15 hours (parent); nordoxepin active metabolite ~30 hours'"`UNIQ--ref-00000020-QINU`"' (1) · ~5-8 hours'"`UNIQ--ref-00001164-QINU`"' (1)

High (oral)'"`UNIQ--ref-00001165-QINU`"' (1) · ~30% (oral)'"`UNIQ--ref-00000021-QINU`"' (1) · ~50% (oral; substantial first-pass)'"`UNIQ--ref-00000024-QINU`"' (1)

Limited human data; some observational signals reassuring relative to other antidepressants.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · TCA class signal; limited human data specific to doxepin.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Used when needed for hypoparathyroidism or renal osteodystrophy 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 antidepressant '''Boxed Warning''' for suicidality in children, adolescents, and young adults'"`UNIQ--ref-00000022-QINU`"' (1) · [[USLegal:Prescription only|Rx-only]] in US. Carries the antidepressant '''Boxed Warning''' for suicidality in children, adolescents, and young adults'"`UNIQ--ref-00000025-QINU`"' (1)