# Paribhadra

> Paribhadra (Erythrina variegata) is a plant used in Ayurveda. Isoflavonoids show moderate absorption (20-35%). Alkaloid absorption may be pH-dependent with enhanced uptake in alkaline intestinal environment. First-pass hepatic metabolism is significant; consider sustained-release formulations for maintaining therapeutic levels.

## Key facts

- **Botanical name:** Erythrina variegata

## Names and identification

| Language | Name |
|----------|------|
| English | Paribhadra |

## Ayurvedic pharmacology (Dravyaguna)

| Property | Value | Description |
|----------|-------|-------------|
| **Rasa** (Taste) | Tikta, Katu | Primary taste |
| **Guna** (Quality) | Laghu | Physical quality |
| **Virya** (Potency) | Ushna | Heating/Cooling effect |
| **Vipaka** (Post-digestive) | Katu | Post-digestive effect |

## Dosage forms and preparation

**Dosage Forms:** Churna (bark powder), Kwatha (decoction), Capsule, Tablet, Taila (oil), Lepa (paste)

**Standard Dosage:** 1-3 g bark powder twice daily; 15-20 mL decoction twice daily; 500 mg standardized extract twice daily

**Bioavailability:** Erythrina [alkaloids](/glossary/compounds-1-a/#alkaloids) (erysodine, erysovine) have moderate oral bioavailability (25-45%) with nicotinic receptor activity. [Isoflavonoids](/glossary/compounds-g-l/#isoflavonoids) show moderate absorption (20-35%). Alkaloid absorption may be pH-dependent with enhanced uptake in alkaline intestinal environment. First-pass hepatic metabolism is significant; consider sustained-release formulations for maintaining therapeutic levels.

**Optimal Timing:** After meals to reduce GI irritation from alkaloids. Evening dosing may be preferred for conditions requiring sedative/[anxiolytic](/reference/anxiolytic/) effect.

**Standardized Extract:** Paribhadra bark extract (8:1) standardized to total alkaloids 1-2% (as erysodine), total isoflavonoids >3%. Safety-tested for alkaloid content within therapeutic window.

**Shelf Life:** Bark powder: 18-24 months; Standardized extract: 24 months; Tablets/Capsules: 24-36 months; Taila: 18-24 months

**Storage:** Store in airtight containers, below 25 deg C, RH <55%, protected from light. Alkaloid-containing extracts require secure storage per schedule requirements. Keep out of reach of children.

**Marker Compounds:** Erysodine, Erysovine, Erysopine, Erythraline, Erycristagallin, Isoflavonoids, Beta-[sitosterol](/glossary/compounds-q-t/#sitosterol), Gallic acid

### Extraction Methods

- Aqueous decoction of bark
- Hydroalcoholic extraction (60-70% ethanol)
- Acid-base extraction for alkaloid isolation
- Oil infusion for topical preparations
- Methanol extraction for isoflavonoid fraction

### Synergistic Combinations

- [Nirgundi](/herb/nirgundi/) (musculoskeletal pain and inflammation)
- [Rasna](/herb/rasna/) (rheumatic conditions)
- [Ashwagandha](/herb/ashwagandha/) (sedative and anxiolytic combination)
- [Eranda](/herb/eranda/) Taila (joint mobility and Vata disorders)
- [Guggulu](/formulation/guggulu/) (anti-inflammatory and [analgesic](/reference/analgesic/))

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Canonical version of this page: https://nighantu.ageayurveda.com/herb/paribhadra/

## Sources

- Amidha Ayurveda Herb Database (700+ herbs, CC-BY-4.0)
- Ayurvedic Pharmacopoeia of India

Published by Age Ayurveda in the Nighantu. Educational reference only, not medical advice.
Incorporates material from the Amidha Ayurveda Herb Database under CC BY 4.0.