Minoxidil is a colorless or slightly yellow clear liquid. It is suitable for patients with male androgenetic alopecia, female androgenetic alopecia and alopecia areata. The performance of female androgenetic alopecia is not so typical than that of men. The main performance is mainly about the gradually thinning hairs. The hair sparse usually occurs in the front head and top of the head. It is generally not bald. Minoxidil is a peripheral vasodilator. Local long-term use of it can stimulate hair growth for male pattern hair loss and alopecia areata patients. Minoxidil’s exact mechanism in hair loss treatment is unclear. Clinical studies have shown that people with normal blood pressure and hypertensive patients without topical treatment do not have systemic effects in minoxidil absorption.

Chinese cosmetic raw material suppliers are short of detailed pharmacokinetic information of minoxidil product. 2% minoxidil tincture per 1mL dose conveying 20mg minoxidil into the skin, the results of about 0.28 mg minoxidil E1 is absorbed. 5% minoxidil tincture per 1mL dose, transportation 50mg minoxidil into the skin, the results of about 0.70mg minoxidil E1 is absorbed. This absorption effect is accompanied by a skin disease is unknown. 5% minoxidil Seoul tincture local administration, the plasma concentration of minoxidil by the drug percutaneous absorption rate control. Stop the topical application of 5% minoxidil tincture, in vivo absorption of minoxidil Seoul about 95% within four days to clear. Topical application of the absorption of minoxidil metabolism, conversion is not entirely clear, but the absorption by the oral administration of minoxidil mainly by glucuronic acid and piperidine ring on the N-oxygen combination into polar more a product of the pharmacological effects of the metabolites less than minoxidil. Minoxidil does not, and plasma protein binding, and its renal clearance and glomerular filtration rate. Minoxidil can not pass the blood-brain barrier. Minoxidil and its metabolites are mainly excreted by renal.

Patients should consider using 5% minoxidil tincture treatment history and physical examination, the doctor must identify patients with a normal scalp. 5% minoxidil tincture of clinical trials evidence that the absorption of minoxidil enough to cause a systemic effect, but part the spread minoxidil will be absorbed through the skin, and there may be tachycardia, angina, or enhanced guanethidine-induced orthostatic hypotension. The patients with original history of heart disease should be aware that the situation may become deteriorated before they buy minoxidil.

In the use of minoxidil, people should be observed some signs of systemic effects caused by minoxidil. In the event of a systemic effect or severe skin reactions, patients should stop using and provide appropriate treatment. Minoxidil may also burns or irritate eyes. In case of liquid contact with sensitive surfaces (eye, abrasions of the skin, mucous membranes), people should flush the region with plenty of cold waters. Accidental use of minoxidil can cause serious adverse reactions. Effects of 5% minoxidil tincture in patients with skin disease or use of corticosteroids and other skin supplies are not clear.Source:http://www.cosprm.com