Latrodectus mactans
Remedy of angina pectoris with violent precordial pain. Pain radiates to left arm and shoulder. Extreme anxiety with anguish. Screaming from cardiac pain. Skin cold and clammy. Resembles myocardial infarction. Collapse.
Source
Prepared from the venom of Latrodectus mactans (Theridiidae), the North American black widow spider.
Available Potencies
Get Personalized Safety Info
Sign in and complete your health profile to see safety warnings personalized to your age, sex, medications, conditions, and allergies for this remedy.
Keynote Symptoms
Angina pectoris — violent, agonizing precordial pain radiating to left arm, shoulder, and down to fingers. EXTREME anxiety, anguish, fear of death. Screaming from the pain. Skin cold, clammy, blue. Pulse feeble, rapid, thready. Resembles acute myocardial infarction. Gasping for breath. Collapse with cardiac pain. Numbness of left arm.
Mind & Emotional Symptoms
Extreme anguish, anxiety, fear of death. Screaming from pain. Terror.
General Symptoms
Heart — acute anguish. Worse from exertion, cold, left side. Better from warmth, rest.
Physical Symptoms
Chest
Violent precordial pain — radiates to left arm, shoulder, fingers. Angina pectoris. Resembles heart attack. Pulse feeble, rapid. Gasping. Collapse.
Skin
Cold, clammy, blue.
Extremities
Numbness left arm. Cold. Crampy pains.
Modalities
Better From
Warmth, rest
Worse From
Exertion, cold, left side
Constitutional Type
Acute angina/cardiac pain cases.
Clinical Indications
Angina pectoris (acute, severe), cardiac pain radiating to left arm, collapse, resembles myocardial infarction
Comparative Materia Medica
Cactus has constricting heart pain. Naja has cardiac pain with depression. Spigelia has violent palpitation. Arsenicum has cardiac anxiety with restlessness.
Safety Information
Arsenicum album.
Black widow venom is neurotoxic — causes latrodectism: severe pain, muscle cramps, abdominal rigidity, autonomic instability. Rarely fatal but extremely painful. Antivenom available. Use ONLY potentised forms.
Find the Right Remedy
Not sure if Latrodectus mactans is the best match? Our Remedy Finder can help you compare remedies based on your specific symptoms, modalities, and constitutional type.