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Medicines Beginning With G
11 medicines in the Drug Guide begin with the letter G. Every name links to a plain-language page covering what the medicine is for, its common side effects, its major cautions and — for most — a kidney note.
A B C D E F G H I K L M N O P Q R S T U V W Z
| Medicine | Brand names | Used for |
|---|---|---|
| Gabapentin | Neurontin, Gralise | Nerve pain, especially after shingles; Seizure disorders (add-on) |
| Galantamine | Razadyne | Alzheimer disease dementia; Mild to moderate Alzheimer dementia |
| Ganciclovir | Cytovene | Treating cytomegalovirus (CMV) infections in people with weak immune systems; Preventing CMV disease after transplant (hospital use) |
| Gemfibrozil | Lopid | High triglycerides; Raising low HDL cholesterol in selected patients |
| Gentamicin | Garamycin | Serious hospital infections, often combined with other antibiotics; Certain heart valve infections |
| Glatiramer | Copaxone | Relapsing forms of multiple sclerosis; Clinically isolated syndrome suggestive of MS |
| Glimepiride | Amaryl | Type 2 diabetes; Used alone or combined with other diabetes medicines |
| Glipizide | Glucotrol | Type 2 diabetes; Used alone or combined with other diabetes medicines |
| Glyburide | DiaBeta, Glynase | Type 2 diabetes; Diabetes in pregnancy in selected cases, on specialist advice |
| Guaifenesin | Mucinex, Robitussin | Loosening chest mucus in colds; Loosening mucus in bronchitis |
| Guanfacine | Intuniv, Tenex | Attention deficit hyperactivity disorder (ADHD); High blood pressure |
Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.