Melatonin
Melatonin ek hormone hai jo hamara brain ka pineal gland banata hai — khaas taur par andhera hone par. Ye body ki internal clock (circadian rhythm) ka main regulator hai. Jab din dhalta hai aur roshni kam hoti hai, melatonin badhta hai aur body ko signal milta hai ki "ab sone ka waqt hai." Supplement ke roop mein melatonin synthetic ya plant-derived hota hai aur 0.5 mg se 5 mg doses mein available hai India mein OTC. Ye koi "sleeping pill" nahi — ye ek hormone signal hai jo neend ki tayari mein madad karta hai.
Body mein kya kaam karta hai?
Kami ke symptoms
- Daytime drowsiness aur concentration mein takleef
- Irritability aur mood swings
- Anxiety at bedtime
- Memory aur focus mein kami
- Depression ke symptoms (especially seasonal — SAD)
- Sone mein zyada time lagna (>30 minutes) — sleep onset insomnia
- Raat ko baar baar uthna aur neend toot jaana
- Subah thaka hua uthna — non-restorative sleep
- Jet lag ya shift work ke baad severe sleep disruption
- Seasonal affective disorder (SAD) — winter mein mood low
Blood test normal range
| Category | ✓ Normal | ↓ Low | ↑ High | Unit |
|---|---|---|---|---|
| Raat (2–4 AM peak) | 80–120 | <20 pg/mL | Very rare with supplement doses | pg/mL |
| Din ke waqt (daytime) | <10 | N/A — low is normal daytime | >10 pg/mL daytime = circadian disruption | pg/mL |
| Dim Light Melatonin Onset (DLMO) | Sunset ke ~2 hr baad | Delayed DLMO = DSPD | N/A | Timing |
| Supplement therapeutic dose | 0.5–5 | N/A | >10 mg — side effects risk badhta hai | mg/day |
Zaroorat: Sirf pediatrician ki guidance mein. Koi standard dose nahi — usually 0.5–1 mg bahut chhoti dose se shuroo. | ADHD, autism spectrum disorder ya certain developmental conditions mein sleep problems ke liye pediatricians recommend karte hain — lekin khud se mat do. Dose children mein bahut alag hoti hai.
Food sources — diet first
Daily requirement — age & gender wise
| Age | 👨 Male | 👩 Female | 🤰 Pregnancy | 🍼 Breastfeeding |
|---|---|---|---|---|
| Adults (Sleep onset) | 0.5–3 mg/day (before bed) | 0.5–3 mg/day (before bed) | AVOID mg/day (before bed) | AVOID mg/day (before bed) |
| Elderly (60+) | 0.5–1 mg/day (low dose recommended) | 0.5–1 mg/day (low dose recommended) | — | — |
| Children | Pediatrician only mg/day | Pediatrician only mg/day | — | — |
| Jet lag | 0.5–5 mg — for 2–3 nights only | 0.5–5 mg — for 2–3 nights only | — | — |
Supplement ke forms — konsa kab
Kaise aur kab lein?
Sone se 30–60 minute pehle — IR tablets ke liye. SR tablets: 60–90 minutes pehle. Sublingual: 15–20 minutes pehle. Same time roz lo — consistency important hai.
Drug interactions
| Medicine | Gap | Reason |
|---|---|---|
| Sedatives / Benzodiazepines (Diazepam, Alprazolam) | 2–4 hrs gap | CNS depression ADDITIVE — excessive sedation, next-day grogginess, falls risk badhta hai. Combination avoid karo; agar zaroorat ho toh doctor supervision mein kam dose mein. |
| Warfarin (Blood Thinner) | 2–4 hrs gap | Melatonin Warfarin ka metabolism affect karta hai — INR change ho sakta hai, bleeding risk. Warfarin patients mein melatonin start karne se pehle coagulation test karwao; regular INR monitoring zaroor. |
| Fluvoxamine (Luvox) / SSRIs | 2–4 hrs gap | Fluvoxamine melatonin metabolism strongly inhibit karta hai — melatonin levels 12x tak badh sakte hain. Fluvoxamine ke saath melatonin mat do; other SSRIs ke saath low dose use careful monitoring ke saath. |
| Beta-blockers (Atenolol, Metoprolol) | 2–4 hrs gap | Beta-blockers endogenous melatonin production suppress karte hain — ye ek karan hai ki BP patients mein insomnia hota hai. Low-dose melatonin (0.5–1 mg) supplementation helpful ho sakta hai; cardiologist se discuss karo. |
| Diabetes Medicines (Insulin, Metformin) | 2–4 hrs gap | Melatonin insulin sensitivity affect karta hai — blood sugar levels change ho sakte hain. Diabetic patients mein blood sugar closely monitor karo melatonin start karne par; dose adjustment zaroor ho sakti hai. |
| Oral Contraceptive Pills (OCP) | 2–4 hrs gap | OCP melatonin levels naturally badhati hain — supplement ke saath over-supplementation risk. OCP users mein agar melatonin supplement lete hain toh lower dose se shuroo karo (0.5 mg). |
Zyada lene se kya hota hai?
Upper Limit: Koi official UL set nahi hai. Generally 10 mg se zyada lene ki zaroorat nahi — most studies mein 0.5–5 mg effective hai. Side effects: Daytime drowsiness — especially zyada dose mein ya morning mein lene pe, Headache — dose-dependent, Dizziness — especially elderly mein, Nausea — high dose pe, Vivid dreams ya nightmares — especially SR form mein, Mood changes — rare Kab serious: Long-term daily use endogenous melatonin production suppress kar sakta hai (downregulation). Pehle sleep hygiene fix karo, melatonin short-term band-aid ki tarah use karo. Agar 2 hafte mein koi fark nahi, dose ya timing reconsider karo aur doctor se milein.