What is this drug.? I found some creme for arthritis that says this is main ingredient. It is called Australian Dream. ## Hi Cecelia, Histamine dihydrochloride, the active ingredient in Australian Dream arthritis pain relief cream, works through "vasodilation". This is the process of expanding blood vessels to increase circulation, providing arthritis pain relief within the affected tissue. Other information I found on wiki states that, "Histamine Dihydrochloride is a salt of histamine which is used as a drug for the prevention of relapse in patients diagnosed with acute myeloid leukemia (AML). It is also used as an ingredient in a pain relief cream marketed as Australian Dream Cream, which is used for the temporary relief of minor aches and pains of muscles and joints assoc...

I am a 68 year old female with arthritic aches and pains. I saw an ad on TV about Australian Dream Cream and decided I would try it. I thought it was a harmless rub, as most of the others, but I was drawn to the money back guarantee. Well, after using it just for one night before bed I experienced a severe drop in my blood pressure. I awakened lightheaded and took my BP as I do each AM when I awaken. Well when it registered as 74/50/67 I became alarmed. I looked up this drug and was enlightened as low BP is a side effect. I will not use this again and I plan on returning it for a refund. Don't dismiss any symptoms you get from the use of this drug, even though it is administered topically, especially if you are a senior citizen. ## Hi, Tam Ben! Sorry about the bad experience you had...