Dextropropoxyphene
Severe
Database
Clinical effect not specified
Source: DDInter
Drug reference
triprolidine
H1 antihistaminic (mild sedative) · Antihistaminic
H1 antihistaminic (mild sedative)Antihistaminic
CDSCO approved
EXCRETION
—
not curated
INTERACTIONS
6 major
SEVERE in our sources
PREGNANCY
—
not curated
Top interactionssee all 6 →
- DextropropoxypheneSevereDatabaseDDInter
- Potassium ChlorideSevereDatabaseDDInter
- Potassium CitrateSevereDatabaseDDInter
- Sodium OxybateSevereDatabaseDDInter
Mechanism
H1 antagonism. Also has anticholinergic action.
Dosing
- Adult
- 2.5–5 mg oral
Side effects
Common
sedationdiminished alertnesslight headednessmotor incoordinationfatiguetendency to fall asleepdry mouthalteration of bowel movementurinary hesitancyblurring of vision
Drug interactions
Potassium Chloride
Severe
Database
Clinical effect not specified
Source: DDInter
Potassium Citrate
Severe
Database
Clinical effect not specified
Source: DDInter
Sodium Oxybate
Severe
Database
Clinical effect not specified
Source: DDInter
Topiramate
Severe
Database
Clinical effect not specified
Source: DDInter
Zonisamide
Severe
Database
Clinical effect not specified
Source: DDInter
6 additional low-confidence interactions hidden — those rows lack a documented mechanism or management plan in our sources.
Other H1 antihistaminic (mild sedative) drugs
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Sources: KD Tripathi 7e·Verified: 2026-05-10 · House clinical team