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Histamine H1 receptor antagonist
7 substances share this mechanism of action.
Mechanism qualifier
Histamine H1 receptor antagonist (general)
7 substances
Antidepressant
1
Common
1
Trazodone
Deliriant
3
Antihistamines
3
Dimenhydrinate
Diphenhydramine
Promethazine
Antipsychotic
1
Quetiapine
Miscellaneous
1
Hydroxyzine
Opioid
1
Other opioids
1
Lean