Warfarin:
Blood thinner taken by patients who have had heart valve replacement or have an irregular heart beat
Interacts with: St John’s wort, sage, flaxseed, goji juice, cranberry, chamomile, sheng mai-yin, red ginseng
Can result in: Internal bleeding in the brain or the chest, reduced blood clotting
Statins:
Anti-cholesterol pills taken by about 6 million people
Interacts with: Green tea
Can result in: Acute muscle pains and cramps because doubled power of statins in the blood
Cancer drug imatinib:
For chronic myeloid leukaemia
Interacts with: Ginseng
Can result in: Liver problems
Organ transplant drugs:
Immunosuppressant medication dampens the immune system after a transplant, to minimise risk of rejection
Interacts with: Chamomile, turmeric
Can result in: Cancels out the drugs, meaning the organ is rejected
HIV anti-retrovirals:
Taken by HIV-positive patients to effectively tackle the virus
Interacts with: Ginseng, ginkgo biloba
Can result in: Soaring viral load, signs of toxicity
Antidepressants:
Taken by one in ten people in Britain
Interacts with: Ginkgo biloba, celery root
Can result in: Antidepressant poisoning because it does not leave the body, worsening depression
Article source: http://www.dailymail.co.uk/health/article-5305125/Health-risk-herbal-pills-interacting-drugs.html