Fluconazole Rx Only
Brand name Diflucan · Azole antifungal
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- Prescription required. We do not dispense fluconazole without a valid U.S. Rx.
- Used for selected fungal and yeast infections, depending on the prescriber’s diagnosis.
- Strength and duration depend on the infection being treated.
- Reviewed by licensed pharmacists.
How ordering Fluconazole works
- Send us your prescription (upload, prescriber e-faxes, or transfer from another pharmacy).
- We verify your Rx, review your medication list for interactions, and confirm the strength and course length.
- Choose pickup or delivery at checkout. Most routine orders are processed the same day.
Important safety information (summary)
Do not use if
- You’ve had a serious allergy to fluconazole or similar azole antifungals.
- Your prescriber has told you to avoid it because of a prior serious liver reaction or major drug interaction.
Common side effects
Nausea, stomach pain, diarrhea, headache, dizziness, and changes in taste can occur. Seek care right away for severe rash, jaundice, or fainting/palpitations.
Important interaction check
Fluconazole can interact with other medicines, including some heart rhythm drugs, blood thinners, diabetes medications, and seizure medicines. Always share your full medication list.
This page is informational and not a substitute for medical advice. Use only as directed by your clinician.
What is Fluconazole?
Fluconazole is a prescription antifungal medicine used to treat selected fungal and yeast infections. It is commonly prescribed for conditions such as vaginal yeast infection, oral or throat candidiasis, esophageal candidiasis, and other fungal infections when clinically appropriate.
Uses
- Vaginal candidiasis (yeast infection)
- Oropharyngeal candidiasis (oral thrush)
- Esophageal candidiasis
- Certain systemic Candida infections
- Selected fungal infections in patients who require longer treatment or prophylaxis, per prescriber
The right regimen depends on the infection type, severity, immune status, kidney function, and other medications.
How it’s taken (follow your prescription)
Take exactly as prescribed. Some infections are treated with a single oral dose, while others need daily treatment for days or weeks. For uncomplicated vaginal candidiasis, the common adult prescription is 150 mg by mouth once. Other infections usually require different strengths and a longer course.
| Form | Strengths (examples) |
|---|---|
| Tablet | 50 mg, 100 mg, 150 mg, 200 mg |
| Oral suspension | Varies by product |
You may take fluconazole with or without food. If you are prescribed a multi-day course, finish the full treatment unless your clinician tells you otherwise.
Warnings & interactions
- Liver effects: Fluconazole has been linked to rare but serious liver injury. Contact your clinician for yellowing of the skin or eyes, dark urine, pale stools, severe itching, or persistent vomiting.
- Heart rhythm/QT risk: Some patients may be at higher risk for heart rhythm problems, especially when fluconazole is combined with certain other medications.
- Pregnancy: Tell your prescriber if you are pregnant, trying to conceive, or may be pregnant before taking fluconazole.
- Kidney function: Dose adjustments may be needed in patients with reduced kidney function, especially for repeated dosing regimens.
- Drug interactions: Share all prescription drugs, OTC products, and supplements. Interaction review is especially important with warfarin, selected statins, sulfonylureas, phenytoin, some benzodiazepines, and certain antiarrhythmics.
- Severe skin reactions: Stop the medication and seek care for blistering rash, mouth sores, or skin peeling.
Storage
Store tablets at room temperature away from excess heat and moisture. Keep medications in the original container and out of reach of children. Follow the label instructions for oral suspension if dispensed.
FAQ
How long does fluconazole take to work for a yeast infection? Many patients start noticing improvement within 1 to 3 days, but symptom relief is not always immediate.
Can I take another dose if symptoms are still there tomorrow? Not unless your clinician told you to. Persistent symptoms may mean the infection needs reassessment, or the cause may not be a simple yeast infection.
Can I use fluconazole for any vaginal itching? No. Vaginal itching or discharge can have several causes, including bacterial vaginosis, irritation, STIs, or resistant yeast, so the diagnosis matters.
Can you contact my doctor? Yes. Choose “Transfer Rx” and we’ll request the prescription from your current pharmacy or prescriber when appropriate.
Sources & review
- FDA Prescribing Information for Diflucan (fluconazole)
- DailyMed: Fluconazole tablets label
- NIH MedlinePlus: Fluconazole Drug Information
Medically reviewed by Judy Doyle, PharmD · Licensed Pharmacist (NPI 1699814004) · Last updated
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Reviewed by our pharmacist
Judy Doyle, PharmD · Licensed Pharmacist (NPI 1699814004).
With fluconazole, one of the most common real-world mistakes is assuming that “if one 150 mg tablet helped before, another one will fix the problem again.” In practice, that shortcut is where people lose time. If symptoms are not clearly improving after the expected window, the issue may be a resistant yeast infection, bacterial vaginosis, irritation, or another diagnosis entirely — and another self-directed dose can blur the picture instead of solving it. My practical advice: if this is a repeat problem, bring your current medication list into the conversation early, because fluconazole has more interaction issues than patients expect, especially with blood thinners, some cholesterol drugs, diabetes medications, and heart-rhythm medicines. And if the symptoms are severe, recurrent, or different from your usual pattern, treat that as a cue for reassessment, not as a cue to keep redosing on your own.
How to spot a legitimate online pharmacy
- Requires a valid U.S. prescription for Rx medications.
- Displays state pharmacy license and physical address.
- Has NABP Digital Pharmacy or state board verification.
- Uses secure checkout and clear privacy practices (HIPAA).
- Offers pharmacist consultation.
Verify licenses with your state board or NABP listings before ordering medication online.