- G-CSFsee Filgrastim Injection
- Gabapentin
- Gabitril®see Tiagabine
- Gadavyt®see Magnesium Citrate
- Galantamine
- Galcanezumab-gnlm Injection
- Gamene®see Lindane
- Gamifant®see Emapalumab-lzsg Injection
- Gamma Hydroxybutyrate Sodiumsee Sodium Oxybate
- Ganaxolone
- Ganciclovir
- Ganciclovir Injection
- Ganciclovir Ophthalmic
- Garamycin®see Gentamicin Topical
- Garamycin® I.V.see Gentamicin Injection
- Garamycin® Ophthalmicsee Gentamicin Ophthalmic
- Gardasil-9®see Human Papillomavirus (HPV) Vaccine
- Gas Aide®see Simethicone
- Gas-X®see Simethicone
- Gas-X® with Maalox® (as a combination product containing Calcium Carbonate, Simethicone)see Calcium Carbonate
- Gas-X® with Maalox® (as a combination product containing Calcium Carbonate, Simethicone)see Simethicone
- Gatifloxacin Ophthalmic
- Gattex®see Teduglutide Injection
- Gavreto®see Pralsetinib
- Gazyva®see Obinutuzumab Injection
- GBH Sodiumsee Sodium Oxybate
- GCV Sodiumsee Ganciclovir
- GCV Sodiumsee Ganciclovir Injection
- Gefitinib
- Gelato®see Fluoride
- Gelnique®see Oxybutynin Topical
- Gelnique® 3%see Oxybutynin Topical
- Gelusil® (as a combination product containing Aluminum Hydroxide, Magnesium Hydroxide, Simethicone)see Simethicone
- Gemcitabine Injection
- Gemfibrozil
- Gemifloxacin
- Gemtesa®see Vibegron
- Gemtuzumab Ozogamicin Injection
- Gemzar®see Gemcitabine Injection
- Gen-Alox®see Aluminum Hydroxide and Magnesium Hydroxide
- Gen-Lanta (as a combination product containing Aluminum Hydroxide, Magnesium Hydroxide, Simethicone)see Simethicone
- Gen-Xene®see Clorazepate
- Genacote®see Aspirin
- Genasyme®see Simethicone
- Generlac®see Lactulose
- Genetuss 2® (as a combination product containing Dextromethorphan, Guaifenesin, Phenylephrine)see Phenylephrine
- Genfiber®see Psyllium
- Gengraf®see Cyclosporine
- Gennin-FC®see Aspirin
- Genoptic®see Gentamicin Ophthalmic
- Genotropin ®see Somatropin
- Genprin®see Aspirin
- Gentacidin®see Gentamicin Ophthalmic
- Gentafair®see Gentamicin Ophthalmic
- Gentak®see Gentamicin Ophthalmic
- Gentamicin Injection
- Gentamicin Ophthalmic
- Gentamicin Topical
- Gentasol®see Gentamicin Ophthalmic
- Gentex LQ® (as a combination product containing Carbetapentane, Guaifenesin, Phenylephrine)see Phenylephrine
- Gentlax S® (as a combination product containing Docusate, Sennosides)see Senna
- Gentlax S® (as a combination product containing Docusate, Sennosides)see Stool Softeners
- Genvoya® (as a combination product containing Cobicistat, Elvitegravir, Emtricitabine, Tenofovir)see Elvitegravir, Cobicistat, Emtricitabine, and Tenofovir
- Geodon®see Ziprasidone Injection
- Geodon®see Ziprasidone
- Gepirone
- Gerimal®see Ergoloid Mesylates
- GHB Sodiumsee Sodium Oxybate
- Gianvi® (as a combination product containing Drospirenone, Ethinyl Estradiol)see Estrogen and Progestin (Oral Contraceptives)
- Giazo®see Balsalazide
- Gilenya®see Fingolimod
- Gilotrif®see Afatinib
- Gilteritinib
- Giltuss® (as a combination product containing Dextromethorphan, Guaifenesin, Phenylephrine)see Phenylephrine
- Gimoti®see Metoclopramide Nasal Spray
- Givinostat
- Glasdegib
- Glatiramer Injection
- Glatopa®see Glatiramer Injection
- Glecaprevir and Pibrentasvir
- Gleevec®see Imatinib
- Gleostine® (formerly available as CeeNu®)see Lomustine
- Gliadel®see Carmustine Implant
- Glimepiride
- Glipizide
- Glister®see Fluoride
- Glofitamab-gxbm
- Gloperba®see Colchicine
- Glu-K®see Potassium
- GlucaGen® Diagnostic Kitsee Glucagon Injection
- Glucagon Injection
- Glucagon Nasal Powder
- Glucamide®see Chlorpropamide
- Glucarpidase
- Glucophage®see Metformin
- Glucotrol®see Glipizide
- Glucotrol® XLsee Glipizide
- Glucovance® (as a combination product containing Glyburide, Metformin)see Glyburide and Metformin
- Glumetza®see Metformin
- Glyburide
- Glyburide and Metformin
- Glycopyrrolate
- Glycopyrrolate Oral Inhalation
- Glycopyrronium Topical
- Glynase®see Glyburide
- Glyset®see Miglitol
- Glyxambi® (as a combination product containing Empagliflozin and Linagliptin)see Empagliflozin
- Glyxambi® (as a combination product containing Linagliptin, Empagliflozin)see Linagliptin
- GM-CSFsee Sargramostim
- Gocovri®see Amantadine
- Golimumab Injection
- GoLYTELY®see Polyethylene glycol-electrolyte solution (PEG-ES)
- Good Neighbor Pharmacy Adult Tussin® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Good Neighbor Pharmacy Tussin®see Guaifenesin
- Good Neighbor Pharmacy Tussin DM® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Good Neighbor Pharmacy Tussin DM Max® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Good Sense Childrens Mucus Relief Cough® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Good Sense Tussin®see Guaifenesin
- Good Sense tussin® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Good Sense Tussin DM® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Goody's® Body Pain (as a combination product containing Acetaminophen, Aspirin)see Aspirin
- Goody's PM® (as a combination product containing Acetaminophen, Diphenhydramine)see Diphenhydramine
- Goserelin Implant
- Gralise®see Gabapentin
- Granisetron
- Granisetron Injection
- Granisetron Transdermal Patch
- Granix® (tbo-filgrastim)see Filgrastim Injection
- Granulocyte Colony-Stimulating Factorsee Filgrastim Injection
- Granulocyte-Macrophage Colony-Stimulating Factorsee Sargramostim
- Grifulvin V®see Griseofulvin
- Gris-PEG®see Griseofulvin
- Grisactin®see Griseofulvin
- Griseofulvin
- GS-5734see Remdesivir Injection
- Guaiasorb DM® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Guaiatussin AC® (as a combination product containing Codeine, Guaifenesin)see Guaifenesin
- Guaidex TR® (as a combination product containing Chlorpheniramine, Dextromethorphan, Guaifenesin, Methscopolamine, Pseudoephedrine)see Pseudoephedrine
- Guaifenesin
- Guanabenz
- Guanfacine
- Guiatex PE® (as a combination product containing Guaifenesin, Phenylephrine)see Phenylephrine
- Guiatuss®see Guaifenesin
- Guiatuss DM® (as a combination product containing Dextromethorphan, Guaifenesin)see Guaifenesin
- Guselkumab Injection
- Gvoke®see Glucagon Injection
- Gynazole-1®see Butoconazole Vaginal Cream
- Gyne-Lotrimin 3® Creamsee Clotrimazole Vaginal
- Gyne-Lotrimin® Creamsee Clotrimazole Vaginal