All medications have side effects. Hives, constipation, dry mouth, and headaches are common side effects in a lot of drugs. But in some cases certain side effect combinations can indicate an allergic reaction instead of being a side effect. Be sure to read the specific warnings on the drug to be sure.
Vitamin C. Vitamin C is good for your hair growth and healthy skin. Vitamin C may help your skin look younger, according to the Mayo Clinic. Vitamin C plays an essential role in forming collagen. Collagen, a protein, stimulates skin production, according to the National Institutes of Health.
1. Vitamin A. Vitamin A regulates retinoic acid at the level of the hair follicle. This helps hair to grow and can also be good for the skin. Vitamin A can be taken as a supplement, in foods or rubbed into the scalp and hair in liquid form. For vitamin A, eat foods such as carrots, sweet potatoes, paprika, butternut squash, apricots and cantelope.