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Fluconazole is a triazole antifungal used for susceptible yeast and fungal infections, including thrush, invasive candidiasis and cryptococcal meningitis. It can also prevent infection in selected high-risk people.
Fludarabine phosphate is a cytotoxic purine analogue that interferes with cancer-cell growth. The selected oral product is licensed for adults with B-cell chronic lymphocytic leukaemia who have sufficient bone-marrow reserve.
Fludrocortisone acetate is a corticosteroid with strong mineralocorticoid activity. It replaces mineralocorticoid hormone, helping the kidneys retain sodium and water and excrete potassium.
Fludroxycortide is a potent corticosteroid applied to the skin to reduce inflammation, itching and irritation. It is available as a cream and an occlusive tape.
Flumazenil is an antidote that reverses some or all central sedative effects of benzodiazepines. It is usually given in hospital after sedation or, in selected cases, for intoxication caused only or mainly by benzodiazepines.
Fluocinolone acetonide is a corticosteroid that reduces inflammation. Skin preparations treat inflammatory, itchy or allergic disorders, while an intravitreal implant treats selected chronic inflammatory or swelling-related eye conditions.
Fluocinonide is a potent corticosteroid applied to the skin to reduce inflammation and itching in selected skin conditions.
Fluorescein sodium is a temporary fluorescent diagnostic dye, not a treatment. Injection makes retinal and choroidal blood vessels visible during eye photography; eye drops highlight surface damage and support pressure measurement and hard contact-lens fitting.
These eye drops combine lidocaine, which temporarily numbs the eye surface, with fluorescein, a dye that highlights surface changes. Their licensed role is to support eye-pressure measurement using Goldmann tonometry.
Fluorometholone is a corticosteroid eye drop that reduces inflammation at the front of the eye. The selected UK product is licensed for steroid-responsive inflammation affecting the conjunctiva, cornea and other anterior eye structures.
Fluorouracil disrupts DNA and RNA production. Injections are used for cancer treatment, particularly bowel and breast cancers, while cream treats defined areas of sun-damaged actinic keratosis.
This prescription skin solution combines fluorouracil, which limits abnormal cell growth, with salicylic acid, which removes thickened surface skin and improves penetration. It is licensed for mildly or moderately thick actinic keratoses in immunocompetent adults.
Flupentixol decanoate is a long-acting, first-generation antipsychotic supplied as an oily depot injection. The selected UK product is licensed for schizophrenia and other psychoses in people stabilised on oral therapy.
Flupentixol dihydrochloride is the oral salt of flupentixol, a thioxanthene with antipsychotic pharmacology. The selected UK tablets are licensed for symptomatic treatment of depression, with or without anxiety.
Flurazepam monohydrochloride is a long-acting benzodiazepine that strengthens calming GABA signalling in the brain. It is licensed for severe insomnia, including difficulty falling asleep or frequent night-time waking.
Flurbiprofen is a non-steroidal anti-inflammatory drug (NSAID) that reduces pain and inflammation. Tablets are licensed for painful inflammatory conditions; lozenges and oromucosal spray relieve sore-throat symptoms.
Flutamide is a non-steroidal antiandrogen used for advanced prostate cancer, usually alongside treatment that reduces testosterone or after surgical castration.
Fluticasone furoate is a corticosteroid nasal spray used to relieve allergic rhinitis symptoms, including congestion, sneezing, itching and a runny nose.
A dry-powder inhaler combining an inhaled corticosteroid with two long-acting bronchodilators. It is licensed for maintenance treatment of inadequately controlled moderate to severe COPD in adults. It is not a rescue inhaler or licensed for asthma.
This inhaled combination contains a corticosteroid that reduces airway inflammation and a long-acting bronchodilator that relaxes airway muscles. It is used for regular asthma control when both actions are appropriate; it does not relieve sudden attacks.
Fluticasone propionate is a corticosteroid that reduces inflammation where it is applied. Selected UK products prevent asthma symptoms, treat allergic rhinitis or nasal polyps, and relieve corticosteroid-responsive inflammatory skin conditions.
This inhaler combines an inhaled corticosteroid that reduces airway inflammation with a long-acting bronchodilator that helps keep airways open. It is regular maintenance treatment for asthma, not a reliever for acute attacks.
This inhaled combination contains a corticosteroid that reduces airway inflammation and a long-acting bronchodilator that helps keep airways open. It is used regularly for selected people with asthma; a selected Accuhaler presentation is also licensed for defined adults with COPD. It is not a rescue inhaler.
Fluvastatin sodium is a statin that reduces cholesterol production in the liver. It is used with diet and lifestyle measures to treat certain lipid disorders and reduce further cardiac events in selected people with coronary heart disease.
Fluvoxamine maleate is a prescription selective serotonin reuptake inhibitor (SSRI) antidepressant. In the selected product, it is licensed for major depressive episodes and obsessive compulsive disorder (OCD).
Folic acid is the manufactured form of folate, a B vitamin needed for DNA synthesis and healthy red-blood-cell production. It prevents or treats folate deficiency and reduces the risk of neural-tube defects around conception and early pregnancy.
Folinic acid is an active, reduced form of folate used in specialist cancer care. It protects healthy cells from folate-antagonist toxicity, particularly from methotrexate, and can strengthen fluorouracil’s anticancer effect.
Follitropin alfa is a laboratory-made version of follicle-stimulating hormone (FSH). Specialists use it to support ovarian follicle development or, with other hormones, sperm production in selected adults with infertility.
Follitropin alfa and lutropin alfa are recombinant versions of the natural hormones FSH and LH. Together, they stimulate ovarian follicle development in adult women with severe deficiency of both hormones as part of specialist fertility treatment.
Follitropin delta is a recombinant form of follicle-stimulating hormone (FSH). It is used under specialist supervision to stimulate the ovaries to develop multiple follicles for assisted reproduction, including IVF and ICSI.
Fondaparinux sodium is a synthetic anticoagulant that reduces the blood’s ability to form harmful clots. The selected UK product is licensed to prevent venous clots in certain surgical or acutely ill adults and to treat particular superficial-vein clots in the leg.
Fosaprepitant dimeglumine is an intravenous anti-sickness treatment rapidly converted to aprepitant. It helps prevent chemotherapy-related nausea and vomiting and is used with other anti-sickness treatments.
A prescription treatment given continuously under the skin using a portable pump. It is used for advanced levodopa-responsive Parkinson’s disease when severe movement fluctuations or involuntary movements are not controlled satisfactorily by available medicine combinations.
Foscarnet sodium hexahydrate is an antiviral given into a vein in hospital. It is usually reserved for serious cytomegalovirus eye disease or aciclovir-unresponsive herpes simplex infection in people with substantial immune suppression.
Foscarnet trisodium hexahydrate is an antiviral given by intravenous infusion under specialist supervision. It is mainly used for CMV retinitis in people with AIDS and certain aciclovir-unresponsive herpes simplex infections in immunocompromised people.
Fosfomycin is an antibiotic that kills susceptible bacteria by preventing cell-wall formation. The selected intravenous product is used for certain serious or complicated infections when antibiotics commonly used first are considered inappropriate.
Fosfomycin trometamol is an oral bactericidal antibiotic that blocks bacterial cell-wall formation. The selected UK product is licensed for acute uncomplicated cystitis in women and female adolescents and infection prevention around transrectal prostate biopsy in adult men. The granules must be dissolved in water.
Fosinopril sodium is an angiotensin-converting enzyme (ACE) inhibitor. It relaxes blood vessels and is licensed to treat high blood pressure and symptomatic heart failure.
Fosphenytoin sodium is an injectable antiseizure treatment that the body rapidly converts into phenytoin. It is mainly used in hospital for tonic-clonic status epilepticus, seizures associated with neurosurgery or head injury, or when oral phenytoin cannot be used.
An oral spleen tyrosine kinase inhibitor for adults with chronic immune thrombocytopenia when other treatments have not worked adequately. It helps reduce immune-mediated platelet destruction.
Fostemsavir tromethamine is an antiretroviral prodrug converted into temsavir. It is used with other antiretrovirals for adults with multidrug-resistant HIV-1 when a suppressive combination cannot otherwise be constructed.
Fremanezumab is a humanised monoclonal antibody that targets calcitonin gene-related peptide (CGRP). It helps prevent migraine in eligible adults but does not treat an attack that has already started.
Frovatriptan is a prescription triptan for the headache phase of migraine attacks with or without aura in adults. It does not prevent migraines.
Fruquintinib is an oral targeted anticancer treatment that blocks vascular endothelial growth factor receptors. It is licensed for adults with metastatic colorectal cancer previously treated with available established therapies.
Fulvestrant is an endocrine treatment that blocks and reduces oestrogen receptors. It is used for certain hormone-sensitive locally advanced or metastatic breast cancers, alone or with palbociclib.
Furosemide is a loop diuretic, often called a water tablet. It increases urine production to remove excess fluid caused by heart, lung, liver or kidney disease. Selected UK products are also licensed for hypertension.
Fusidic acid is an antibiotic particularly active against susceptible staphylococci. Cream treats limited superficial skin infections; oral and intravenous formulations treat systemic infections under specialist management.
This skin cream combines fusidic acid, an antibiotic, with hydrocortisone acetate, a mild corticosteroid. It treats inflamed eczema or dermatitis with a secondary bacterial infection susceptible to fusidic acid.
Fusidic acid hemihydrate is an ophthalmic antibiotic that acts locally in the eye. It treats bacterial conjunctivitis caused by susceptible organisms, not viral or allergic conjunctivitis.
Gabapentin is a prescription gabapentinoid used mainly for certain epileptic seizures and peripheral neuropathic pain. It is not an ordinary painkiller for everyday aches.
Gadobenate dimeglumine is a gadolinium-based contrast agent used during MRI. The selected UK product improves liver imaging when essential information cannot be obtained from an unenhanced scan and delayed imaging is needed.
Gadobutrol is a gadolinium-based contrast agent used during magnetic resonance imaging (MRI). It temporarily makes certain tissues, lesions and blood vessels easier to see when an unenhanced scan would not provide essential diagnostic information.
A gadolinium-based contrast agent injected directly into a joint to make structures clearer during magnetic resonance arthrography. It does not treat joint disease.
Gadoterate meglumine is a macrocyclic gadolinium-based contrast agent used for diagnosis, not treatment. It is injected into a vein to make selected tissues, lesions and blood vessels clearer on MRI images.
Gadoteridol is a macrocyclic gadolinium-based contrast agent injected into a vein to make certain tissues and abnormalities clearer on MRI when an unenhanced scan would not provide essential diagnostic information.
A gadolinium-based contrast agent used during liver MRI to detect and characterise focal liver lesions when an unenhanced scan is insufficient.
Galantamine hydrobromide is an acetylcholinesterase inhibitor used to treat symptoms of mild to moderately severe Alzheimer’s dementia. It may temporarily support memory, thinking and everyday function, but does not cure dementia or stop the underlying disease.
Galcanezumab is a humanised monoclonal antibody that blocks calcitonin gene-related peptide (CGRP). It is licensed to prevent migraine in adults with at least four migraine days per month; it does not treat an attack that has already started.
Ganciclovir limits herpes-virus replication. The selected UK eye gel is licensed for acute herpetic keratitis in adults, including dendritic and geographic corneal ulcers.
Ganciclovir sodium is a systemic antiviral that slows cytomegalovirus (CMV) replication. Selected UK products are given intravenously to treat or prevent CMV disease in immunocompromised people.