What to do with dandruff and itching? Be patient and start healing.
In solving this dermatological problem, the main emphasis is on local treatment aimed at counteracting the activated fungal microbiota (Malassezia furfur), as well as slowing down the proliferation and keratinization of skin cells.
Antifungal agents for dandruff and itching are represented by several forms of release:
- shampoos for itching and dandruff, which contain pharmacological antimycotics (groups of imidazole or triazole derivatives), keratolytic substances (salicylates), as well as zinc and selenium. For example, these are special shampoos Seboderm , Nizoral , Mycozoral (with ketoconazole); Dermazole plus (with ketoconazole and zinc pyrithione); Sulsena (with selenium sulfide and salicylic acid); shampoos with tar, etc.; , 
- externally applied (topical) remedies, for details see - Seborrheic dermatitis ointment , as well as Dandruff ointment ; , 
- pills for dandruff and itching of the head, in particular, systemic antimycotic drugs of the azole group against seborrheic dermatitis (Itraconazole, Fluconazole) - Tablets for skin fungus , as well as antihistamines - Tablets that relieve itching . 
As for oral antifungals, they are prescribed when topical antimycotics do not cope with their task. So, Itraconazole (other trade names - Itracon, Itrazol, Itramikon, Orungal) is taken once a day, one or two capsules (0.1-0.2 g) after meals, the minimum course is one to two weeks. It should be borne in mind that this drug cannot be used to treat children, pregnant and lactating women, with severe pathologies of the stomach, heart and kidneys. And among its side effects are dizziness and tinnitus, nausea and vomiting; headache, joint, muscle and epigastric pain; problems with the work of the intestines and liver; allergic urticaria, etc. 
In addition, it is important to take vitamins such as beta-carotene (vitamin A), ascorbic acid (vitamin C) and pantothenic acid (vitamin B5), pyridoxine (B6), biotin (B7), niacin (PP), tocopherol (vitamin E). ).
Some effective remedies are offered by homeopathy (in individually set dosage): Armoracia sativa, Badiaga, Kali sulphuricum, Phosphorus, Thuja occidetalis, Graphites, Lycopodium clavatum, Natrum muriaticum, Sanicula, Calcarea carbonica, Calcarea sulphu, Medorrhinum. 
Home remedies for dandruff and itching
For those who prefer an alternative treatment using natural remedies, masks for dandruff and itching can help:
Following Ayurveda, you can try to cleanse the skin on your head with onion juice, the antibacterial properties of which no one doubts, but in this case, the main benefit is the presence of sulfur and vitamin B6 in onions.
Essential oils with antiseptic properties for dandruff and itching have a positive effect: rosemary, lemon and tea tree oil , which can be added to shampoo and any hair mask - if oily dandruff and itching. And to get rid of dandruff with dry skin, essential oils of eucalyptus, lavender and grapefruit are recommended. , 
In addition, when itching and dry dandruff bother you, you can carry out a very simple but effective procedure at home, using sesame oil as a base. Required: mix two tablespoons of warm oil with a few drops of essential oil (from those mentioned above) and lemon juice; apply to the skin, massaging for about 10 minutes; wrap your head with a hot towel (for a quarter of an hour); remove the towel and let the oils moisturize the skin well during the night (wash your hair in the morning). This procedure should be done every other day for a week.
It is recommended that after each shampooing, rinse it with water and vinegar (for 2 liters - 150 ml). Regular or apple cider vinegar for dandruff and itching not only helps clear clogged pores and hair follicles, it also restores the pH balance of the scalp, reducing the growth of fungal infection.
You can enhance the effect of vinegar with aspirin - acetylsalicylic acid (which is an exfoliant): grind two aspirin tablets into powder, mix with a tablespoon of vinegar and apply to the scalp (massaging the skin with your fingers), hold for about half an hour and wash your hair properly.
But trichologists categorically do not recommend using laundry soap for dandruff and itching. The normal pH of the skin on the head is closer to acidic (5.4-5.6), and fungal microorganisms do not like this; The pH of laundry soap is alkaline (at the level of 11-12), so washing your hair with such soap breaks the acid mantle of the skin.
No one guarantees that herbal treatment will help with dandruff and itching, but connoisseurs of medicinal plants claim that decoctions of certain herbs - with their long-term use - will help to cope with this problem.
So, herbs that help with dandruff: narrow-leaved fireweed (willow tea), large burdock (root), fenugreek (seeds), pharmacy chamomile (flowers), bearberry, horsetail, common yarrow, red clover.
Herbal decoctions are applied externally, thoroughly moistening the skin of the scalp with a swab (dividing the hair into rows with a comb).