1 hr ago
Eye Drop Safety Depends on Product, Not Just Expiry Dates
An eye-drop bottle can have an expiry date that is still far away.
But opening the bottle changes how long it may safely be used.
Touching and handling it can let tiny germs get inside.
Those germs could cause an eye infection.
Many multi-dose eye drops should be used within 28 to 30 days after opening.
However, this rule does not apply to every product.
The safe period depends on the type of eye drop and its preservatives.
People should check the manufacturer’s instructions and ask a health professional when unsure.
An unopened bottle’s expiry date does not determine how long it is safe after opening.
Repeated handling and environmental exposure can introduce microorganisms into eye-drop bottles.
Contamination may turn an opened bottle into a potential source of eye infection.
Many multi-dose eye drops are recommended for use within 28–30 days of opening.
The appropriate discard period depends on the product, its preservative system, and the manufacturer’s instructions.
- Who
- Dr. Purendra Bhasin, an ophthalmologist and the founder and director of Ratan Jyoti Netralaya, provided the guidance.
- What
- The article explains how long eye drops may be safely used after opening.
- Where
- When
- Many multi-dose eye drops are recommended for use within 28–30 days of opening.
- Why
- Opening and repeatedly handling a bottle can expose it to microorganisms that may cause eye infection.
Key facts
- Common guidance
- Many multi-dose eye drops are recommended for use within 28–30 days after opening.
- Expiry date
- The expiry date on the bottle does not necessarily indicate how long it can be used after opening.
- Main risk
- Repeated handling and environmental exposure may introduce microorganisms.
- Potential consequence
- A contaminated bottle may become a source of eye infection.
- Does the rule apply universally?
- No. The one-month rule is not absolute.
- What determines the safe period?
- The product, its preservative system, and the manufacturer’s instructions.
- Medical advice
- The article advises consulting a health practitioner before starting any routine.
Quotes
Dr Purendra Bhasin
Ophthalmologist and Founder and Director of Ratan Jyoti Netralaya
“Many multi-dose eye drops are recommended to be used within 28-30 days of opening, but this is not an absolute. The safe period depends on the product, preservative system and manufacturer’s instructions”
indianexpress.com
Sources
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