Drops to ML Conversion Calculator
Convert between drops (gtt) and milliliters with medical precision. Essential for medication dosing, essential oils, cooking, and scientific measurements.
Medical Safety Notice
For medical applications: Always verify dosing with healthcare professionals. Drop sizes vary between manufacturers and dropper types.
This calculator uses standard conversions. For precise medical dosing, use calibrated medical devices and follow prescription instructions exactly.
Enter Values
Most common dropper (20 drops/ml)
Results
Enter a value to see the conversion result
Common Conversion Examples
| Drops | Milliliters | Description | Common Use |
|---|---|---|---|
| 1 | 0.05 | 1 drop (standard) | Single medication drop |
| 5 | 0.25 | 5 drops | Small dose essential oil |
| 10 | 0.5 | 10 drops | Typical eye drops dose |
| 20 | 1 | 20 drops = 1 ml | Standard conversion |
| 40 | 2 | 40 drops | Common medication dose |
| 100 | 5 | 100 drops | Large liquid dose |
| 200 | 10 | 200 drops | Multiple doses |
| 1000 | 50 | 1000 drops | Bulk measurement |
Medical & Therapeutic Applications
Eye Drops
Per eye, multiple times daily
Typical Dose
1-2 drops
Volume (ml)
0.05-0.1 ml
Critical for ophthalmic dosing
Ear Drops
Per ear, as prescribed
Typical Dose
3-5 drops
Volume (ml)
0.15-0.25 ml
Precise dosing prevents complications
Pediatric Medicine
Weight-based dosing
Typical Dose
5-15 drops
Volume (ml)
0.25-0.75 ml
Critical accuracy for child safety
Essential Oils
Per application
Typical Dose
2-5 drops
Volume (ml)
0.05-0.125 ml
Avoid overdose with concentrated oils
Homeopathic
Under tongue
Typical Dose
3-10 drops
Volume (ml)
0.15-0.5 ml
Follow manufacturer guidelines
IV Medication
Per minute rate
Typical Dose
10-50 drops
Volume (ml)
0.5-2.5 ml
Hospital-grade precision required
Volume Comparisons
1 drop
0.05 ml
1/20 of a milliliter
1 teaspoon
4.929 ml
~98.6 drops
1 tablespoon
14.787 ml
~295.7 drops
1 fl oz (US)
29.574 ml
~591.5 drops
1 cup (US)
237 ml
~4,740 drops
1 liter
1000 ml
~20,000 drops
Understanding Drop Measurements
Standard Conversion
The standard medical conversion is 1 drop = 0.05 ml, which means 20 drops = 1 ml. This is the most widely accepted pharmaceutical standard.
GTT Abbreviation
"gtt" is the medical abbreviation for drops, derived from the Latin word "gutta" meaning drop. It's universally used in medical prescriptions.
Dropper Variations
Different droppers produce different drop sizes. Essential oil droppers typically produce smaller drops (0.025 ml), while large droppers may produce 0.1 ml drops.
Safety & Accuracy
Medical Dosing
For prescription medications, always use the dropper provided with the medication. Different manufacturers may have slightly different drop sizes.
Essential Oils
Essential oil droppers often produce smaller drops than standard medical droppers. Always check the manufacturer's specifications for accurate dosing.
Calibration
For critical applications, calibrate your dropper by counting drops into a measured volume to determine the actual drop size for your specific dropper.
Practical Tips & Best Practices
Accurate Measuring
- • Hold dropper vertically for consistent drop size
- • Allow drops to form fully before releasing
- • Use room temperature liquids for accuracy
- • Clean dropper between different liquids
- • Store droppers properly to maintain calibration
Medical Safety
- • Never substitute droppers between medications
- • Verify dosing with healthcare providers
- • Use only the dropper provided with medication
- • Check expiration dates on droppers
- • Follow prescription instructions exactly