OTC · No prescriptionHair care / Dermatological (cosmeceutical)

Rejuhair Hair Serum — Side Effects & Warnings

Known side effects of Rejuhair Hair Serum include Scalp irritation, itching, redness, dryness, greasiness, acne/folliculitis (if applied on scalp/forehead), allergic rash. Not everyone experiences these side effects.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated June 2026

Common Side Effects

Scalp irritation
itching
redness
dryness
greasiness
acne/folliculitis (if applied on scalp/forehead)
allergic rash

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Important Warnings

External use only. Do not apply on broken/irritated scalp. Avoid contact with eyes; rinse with water if it occurs. Discontinue and seek medical advice if severe irritation, swelling or rash develops. Keep out of reach of children. If you have known allergies/sensitive skin, do a patch test before regular use.

Drug Interactions

Rejuhair Hair Serum may interact with the following:

No clinically significant drug interactions expected with topical hair serums; avoid layering with other irritant scalp products (e.g.
strong exfoliants/harsh alcohol-based tonics) if irritation occurs.

Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.

Pregnancy Safety

Generally considered safe for topical cosmetic use; consult doctor if pregnant/breastfeeding and you have sensitive skin or scalp conditions.

Alcohol Interaction

No known interaction

Habit Forming

Storage

Store at room temperature (below 25–30°C), tightly closed, away from direct sunlight and moisture. Do not freeze.

Rejuhair Hair Serum — Safety Summary

Prescription: Not required (OTC)
Pregnancy: Generally considered safe for topical cosmetic use; consult doctor if pregnant/breastfeeding and you have sensitive skin or scalp conditions.
Alcohol: No known interaction
Habit forming: No

Rejuhair Hair Serum — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

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Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.