You can buy fluconazole (often branded as Canesten Oral Capsule) over the counter at pharmacies. It is classified as a "Pharmacy-only" (P) medicine, meaning a pharmacist must perform a brief consultation to ensure it is safe for you before purchase.
If you are in a region where OTC or "Pharmacy-only" purchase is legal, you can find it at:
Local chains often stock generic fluconazole 150mg single-dose capsules.
It is generally advised not to take oral fluconazole if you are pregnant, as it may pose risks to the fetus; topical alternatives are usually recommended instead.
Regulated sites like High Town Pharmacy or Pharmacy First in the UK offer next-day delivery after an online clinical assessment. Important Safety Considerations