In most patients, they have tenderness over their occipital nerves in the back of the head ( occipital neuralgia ), and this can also provide some additional temporary relief over these nerves
Effects of NAC and gallic acid on the proliferation inhibition and induced death of lung cancer cells with different antioxidant capacities
10.1016/j.yexcr.2015.11.013 Exp

Non Active Ingredients: Water, Glycerin, Cyclopentasiloxane, Cetyl, Alcohol, Sodium Lactate, Potassium Stearate, Besswax, Ascorbyl Glucoside, Polyglyceryl-4, Isostearate, Dimethicone, Peg/P pg-18/18 Dimethicone, Propanediol, Barbadensis Leaf Juice (Aloe), Hexyldecanol, Butylene Glycol, Stearic Acid, Ceteareth-15 Glyceryl Stearate, Tocopheryl Acetate (Vitamin E), Glyceryl Stearate, Placental Protein, Bellis Prennis (Daisy) Extract, Alpha-Arbutin, Collagen, Linum Usitatissimum (Linseed) Seed Oil, Helianthus Annuus (Sunflower ) Seed Oil, Borago Offcinalis Seed Oil, Plamitoyl Tetrapeptide-7, Adenosine, Beta-Glucan, Brassica Campestris (Rapeseed) Sterols, Gluthathione, Tetrapeptide-21, Bisabolol, Arginine, Polysorbate 20, Carbomer, Cetylhydroxyproline, Lecithin, Palmitamide, Resveratol, Cyclohexasiloxane, Sodium Hydroxide, Vitamine-A Palmitate, Ethylhexyglycerin, Fragrance,Disodium Edta, Allantoin, Chlorphenesin, Benzyl Alcohol, Panthenol, Phenoxyethanol, Isomethyl ionone, Citronellol, Isocamphenyl Cyclohexanol, Coumarin Citral, Guaiac Wood Oil, Amyl Salicylate, Benzyl Acetate, Methyl-B-ionone, Farnesol, Hydroxyisohexyl 3-cyclohexene Carboxaldehyde, Citronellol , geraniol Storage Advice : Store at room temperature, after opening in an airtight container

2015 Jun;56(2):377-87
A gradual increase in drug dosage over time has been shown to reduce these side effects