I'm 14 and I have minor bald spots on my head. Can I use a hair regrowth treatment to grow back hair in those bald spots?

Back in the late 1980s there was a product called Helsinki Hair Formula advertised on TV for a cure for hair loss. It was the most successful advertising campaign in the history  of TV and they made hundreds of millions of dollars promising a cure for hair loss. The suckers that purchased...

In general, cortisone injections are used to halt inflammation and used in conditions such asalopecia areatatraction alopeciascarring alopeciaotherThe most common agent is triamcinolone acetonide and concentrations 1-10 mg per mL are used. While any concentration still has the potential to cause...

Yes, you can use hair serum without minoxidil but it probably will not work to grow hair.  The main active ingredient in these serum that grows hair, is minoxidil.  If you take out the main ingredient, what is the point?

There are only two medications that is proven to grow hair.  These two medications are: (1) topical minoxidil (2) oral finasteride.  If you stop using minoxidil then whatever hairs you gains from using minoxidil will be lost.

The most common cause of hair loss is genetic. Male pattern hair loss.  You seem to have typical male pattern hair loss and hair tranplant can be a good option for you to regain your hair back.  To slow down future hair loss you can start using minoxidil or propecia. 

It seems you have seen many doctors and have a treatment regimen.  There really isn't much more "out there" in terms of treatment.  The best course of action is to find a good doctor and stick with the treatment and follow up with the doctor if the treatment does not work....