Most side effects are expected to be mild and temporary.

Possible local side effects may include:

• Nasal irritation or burning

• Sneezing

• Runny nose

• Dry nose

• Mild throat irritation

• Post-nasal drainage

Other possible symptoms may include:

• Mild headache

• Nausea

• Lightheadedness

• Fatigue

• Temporary flushing

If symptoms are persistent, worsening, or concerning, contact your healthcare provider.

Seek immediate medical attention for severe symptoms such as difficulty breathing, fainting, chest pain, or swelling of the face, lips, tongue, or throat.

If you feel unwell or used significantly more medication than prescribed, go to the nearest emergency department for evaluation or contact Poison Control at 1-800-222-1222 for immediate guidance.

Compounded medications are not FDA-approved. They are prepared by licensed compounding pharmacies under medical supervision and may differ in formulation, dosing, and supporting evidence from FDA-approved products.

This article is for general informational purposes only and does not provide medical advice, diagnosis or treatment for any specific person.

If you have additional questions about intranasal NAD+ storage, please don't hesitate to contact the Clinical Care Team for guidance at clinicalcare@directmeds.com.