Botanical Index No. 989

Strophanthus, Climbing Oleander

strophanthus gratus

Medicinal Actions

Analysis pending research update.

General Dosage

Don’t take it except with physician guidance!; 0.5–1.5 g tincture/day; Cymarin 0.6–0.9 mg ivn man/day, 2.3–2.5 mg orl human; ouabain 0.25–0.65 mg ivn human/day, 12–48 mg/day orl human; toxic dose 143 mg/man; k-strophanthoside 0.2–1.2 mg ivn human/day, to 7.5 mg/day orl human; toxic dose 143 mg/man.

Safety & Contraindications

Not covered. “Health hazards not known with proper therapeutic dosages”. Side effects may include cardiac arrhythmia, headache, ophthalmia, queasiness, stupor, and vomiting. May enhance effects and side effects with calcium salts, glucocorticoids, laxatives, quinidine, and saluretics. Powdered seeds LDlo 23–24 mg/kg ivn dog; g-strophanthidin LDlo 0.33–0.44 mg/kg ivn dog.

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