Oral: Constipation.
Topical: Burns, wounds, skin infections, frostbite, herpes simplex, psoriasis, pressure ulcers, wound healing.
Oral: Heartburn, AIDS, arthritis, asthma, cancer, diabetes, ulcers, hyperlipidemia.
Antidiabetics, digoxin, diuretics, sevoflurane, stimulant laxatives, warfarin
Black cohosh
Menopausal symptoms (eg, hot flashes).
Labor induction, osteoporosis.
Atorvastatin, cisplatin, drugs metabolized by the liver (CYP450 2D6 substrates), hepatotoxic drugs
Black psyllium
Constipation, hypercholesterolemia.
Cancer, diarrhea, irritable bowel syndrome.
Antidiabetics, carbamazepine, digoxin, lithium
Capsicum (red/chili pepper)
Topical: Pain, fibromyalgia, prurigo nodularis. Intranasal: Cluster headache, perennial rhinitis (nonallergic, noninfectious).
Oral: Allergic rhinitis, dyspepsia, irritable bowel syndrome, peptic ulcers, swallowing dysfunction. Intranasal: Migraine headaches, sinonasal polyposis.
Cocaine, ACE inhibitors, anticoagulants, antiplatelets, theophylline, coca
Chamomile
Colic, dyspepsia, oral mucositis, coughs, bronchitis, fevers, colds, inflammation of the skin, mouth, pharynx, infection, wounds, burns.
Tension, anxiety, insomnia, perimenopausal and menopausal symptoms, diarrhea, dermatitis, fibromyalgia.
Anticoagulants, benzodiazepines, CNS depressants, contraceptives, drugs metabolized by the liver (CYP1A2, CYP3A4 substrates), estrogens, tamoxifen
Cranberry
Urinary tract infections.
Benign prostatic hyperplasia, urine deodorant, antioxidant.
Drugs metabolized by the liver (CYP2C9), warfarin
Echinacea
Oral: Common cold, flu-like symptoms, fever, chronic respiratory tract infections, urinary tract infections, vaginal candidiasis, inflammation of the mouth and pharynx.
Topical: Superficial wounds, burns.
Influenza, leukopenia.
Anticancer drugs, caffeine, drugs metabolized by the liver (CYP1A2, CYP3A4 substrates), immunosuppressants, midazolam
Eucalyptus
Asthma, upper respiratory tract inflammation, wounds, burns, congestion, ulcers, acne, bleeding gums, bladder disease, diabetes, fever, flu, loss of appetite, arthritis pain, liver/gallbladder problems.
Drugs metabolized by the liver (CYP1A2, CYP2C19, CYP2C9, CYP3A4 substrates), antidiabetics, herbs that contain hepatotoxic pyrrolizidine alkaloids