Drilldown: Medicines
Use the filters below to narrow your results.
generic:
None (1) ·
2-FDCK (1) ·
3-HO-PCE (1) ·
3-HO-PCP (1) ·
3-MeO-PCE (1) ·
3-MeO-PCP (1) ·
4-MeO-PCP (1) ·
Cetirizine (1) ·
Deschloroketamine (1) ·
Dextromethorphan (1) ·
Dextrorphan (1) ·
Diphenidine (1) ·
Ephenidine (1) ·
Eticyclidine (1) ·
Fexofenadine (1) ·
Ibogaine (1) ·
Levocetirizine (1) ·
Loratadine (1) ·
Methoxetamine (1) ·
Nitrous oxide (1) ·
O-PCE (1) ·
Salvia divinorum (1) ·
Salvinorin A (1) ·
Xenon (1)
brand:
classes: (Click arrow to add another value)
mechanism:
None (1) ·
Active metabolite of DXM; NMDA antagonist (1) ·
Contains salvinorin A (1) ·
Kappa-opioid agonist; NMDA antagonist; SERT/DAT/NET inhibitor (1) ·
Kappa-opioid receptor agonist (1) ·
NMDA antagonist (3) ·
NMDA antagonist; endogenous opioid releaser (1) ·
NMDA antagonist; fluorinated ketamine analogue (1) ·
NMDA antagonist; kappa-opioid agonist (1) ·
NMDA antagonist; ketamine analogue (1) ·
NMDA antagonist; more stimulating than PCP (1) ·
NMDA antagonist; opioid agonist (1) ·
NMDA antagonist; potent opioid agonist (1) ·
NMDA antagonist; SERT inhibitor; sigma-1 agonist (1) ·
NMDA antagonist; sigma receptor agonist (2) ·
NMDA antagonist; sigma receptor agonist; dopaminergic (1) ·
NMDA antagonist; sigma-1 agonist; serotonin reuptake inhibitor (1) ·
'"`UNIQ--vote-00000391-QINU`"' Minimal CYP metabolism; mostly renally cleared unchanged. Cetirizine is the active racemate; levocetirizine is the active R-enantiomer marketed separately'"`UNIQ--ref-00000392-QINU`"'. (1) ·
'"`UNIQ--vote-0000061E-QINU`"' Less reliably anticholinergic than first-generation H1s; minimal antiemetic effect. Desloratadine (Clarinex) is the active enantiomer-of-metabolite version marketed as a Rx alternative. (1) ·
'"`UNIQ--vote-00000950-QINU`"' Mostly renally cleared unchanged; dose-reduce in renal impairment. Like cetirizine, retains slightly more sedation than fexofenadine in some users'"`UNIQ--ref-00000951-QINU`"'. (1) ·
'"`UNIQ--vote-00000CC9-QINU`"' Mostly excreted unchanged in feces and urine; P-glycoprotein substrate (the basis of the fruit-juice interaction). (1)
uses:
None (19) ·
Treatment-resistant depression (TRD) in adults, as adjunct to oral antidepressant (FDA-approved March 2019). Depressive symptoms in adults with MDD with acute suicidal ideation or behavior (FDA-approved Aug 2020). (1) ·
'"`UNIQ--vote-00000393-QINU`"', '"`UNIQ--vote-00000394-QINU`"', '"`UNIQ--vote-00000395-QINU`"' (1) ·
'"`UNIQ--vote-0000061F-QINU`"', '"`UNIQ--vote-00000620-QINU`"' (1) ·
'"`UNIQ--vote-00000952-QINU`"', '"`UNIQ--vote-00000953-QINU`"' (1) ·
'"`UNIQ--vote-00000CCA-QINU`"', '"`UNIQ--vote-00000CCB-QINU`"' (1)
starting dose:
None (19) ·
10 mg PO once daily (1) ·
10 mg PO once daily (5 mg in older adults or if sedation occurs) (1) ·
5 mg PO once daily in the evening (1) ·
60 mg PO BID or 180 mg PO once daily (1) ·
Induction (TRD): 56 mg intranasal twice weekly × 4 weeks. Maintenance: 56-84 mg once weekly × 4 weeks, then 56-84 mg every 1-2 weeks. For acute suicidality: 84 mg twice weekly × 4 weeks. Administered under medical supervision in REMS-certified site. (1)
preparations:
None (19) ·
10 mg tablets; 5 mg ODT and chewables; 1 mg/mL oral syrup; combo Claritin-D (with pseudoephedrine, behind-counter) (1) ·
28 mg/device (each dose uses 2 devices) (1) ·
30, 60, 180 mg tablets; 30 mg ODT; 6 mg/mL oral suspension; all OTC (1) ·
5 mg tablets; 2.5 mg/5 mL oral solution; OTC (1) ·
5 mg, 10 mg tablets; 5 mg, 10 mg chewables; 1 mg/mL oral syrup; OTC (1)
fda max:
onset:
duration:
halflife:
None (19) ·
8-10 hours (longer in elderly and renal impairment)'"`UNIQ--ref-00000396-QINU`"' (1) ·
~14 hours'"`UNIQ--ref-00000CCC-QINU`"' (1) ·
~7-12 hours (1) ·
~8 hours (longer in elderly and renal impairment)'"`UNIQ--ref-00000954-QINU`"' (1) ·
~8 hours (parent); ~28 hours (desloratadine, the active metabolite, marketed separately as Clarinex)'"`UNIQ--ref-00000621-QINU`"' (1)
bioavailability:
None (19) ·
High (oral); not significantly affected by food'"`UNIQ--ref-00000397-QINU`"' (1) ·
High (oral; food prolongs absorption modestly)'"`UNIQ--ref-00000622-QINU`"' (1) ·
~33% (oral; fruit juices including grapefruit, orange, and apple reduce absorption substantially via OATP1A2 inhibition — distinctive interaction not seen with most other H1s)'"`UNIQ--ref-00000CCD-QINU`"' (1) ·
~48% intranasal (1) ·
~85-90% (oral; not significantly affected by food)'"`UNIQ--ref-00000955-QINU`"' (1)
pregnancy:
None (19) ·
Avoid; may cause fetal harm (1) ·
Generally considered safe; loratadine and cetirizine have more pregnancy data and are typically preferred.<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> (1) ·
Generally considered safe; widely used. Cetirizine and loratadine remain the more-studied alternatives.<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> (1) ·
Generally considered safe; widely used. Levocetirizine (the R-enantiomer) is an alternative with similar safety.<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> (1) ·
Generally considered safe; widely used. Loratadine and cetirizine are the most-recommended 2nd-gen H1s in pregnancy and lactation.<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> (1)
Showing below up to 24 results in range #1 to #24.