Higher doses of dutasteride reduce scalp DHT more effectively than finasteride, but have diminishing returns after 3mg daily and may cause more side effects. Combining dutasteride with topical minoxidil can enhance results, but using both finasteride and dutasteride together is unnecessary.
The conversation discusses treatments for scalp inflammation, suggesting options like scalp massage, changing shampoos, using aloe vera, Tgel, nizoral shampoo, topical cetirizine, and consulting a dermatologist. Finasteride was mentioned as helpful for reducing inflammation, but with side effects.
The user reduced their finasteride dosage from 1.25mg to 1mg and experienced scalp burning and itching. They are concerned about potential hair loss and are seeking advice from others who have made similar dosage changes.
Dutasteride 0.5 mg significantly reduces both scalp and hair follicle DHT, with a greater reduction in hair follicle DHT. The discussion questions which reduction is more important for androgenetic alopecia and diffuse thinning.