Sample Collection Timing Guidance

Guidance on how long to wait before collecting saliva sample.

Jul 27, 2024

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In-Office Testing

Sample Collection Timing Guidance

Do not index

Do not index

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Guidance on how long to wait before collecting saliva sample.

Parent item

In-Office Testing Model Information

Sub-item

Following	Wait Before Sample Collection
Consumption of food and drink	30 minutes
Use of over-the-counter oral care products	30 minutes
Use of oral probiotic or probiotic products	2-3 hours
Use of prescription strength antimicrobial or antibiotic rinses such as Chlorhexidine or stannous fluoride products	24 hours
Dental procedures that disrupt biofilm such as scaling and root planing or prophylaxis	2 weeks
Administration of systemic antibiotics for pre-procedural medication or chronic medical condition	No wait necessary
Administration of systemic antibiotics for acute condition	6 weeks
Application of local antibiotics	4 weeks

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