Terbiderm 125mg Tablet (Terbinafine HCl 125mg) Drug Class: Allylamine Antifungal | Form: Oral Tablet | Manufacturer: Atco Laboratories | Prescription Status: Prescription Only (Rx) — DRAP Registered
What is Terbiderm 125mg Tablet? Terbiderm 125mg contains Terbinafine Hydrochloride — an oral antifungal medicine that kills fungi by blocking a key enzyme (squalene epoxidase) needed for the fungal cell to survive. Without this enzyme, fungi cannot produce ergosterol — an essential building block of their cell wall — causing the fungal cell to die. Terbinafine is one of the most effective treatments available for nail and skin fungal infections that do not respond to creams alone.
What is Terbiderm 125mg Used For?
- Fungal nail infections (onychomycosis) — thick, discoloured, or brittle nails (ناخنوں کا فنگل انفیکشن)
- Ringworm (tinea corporis) — ring-shaped fungal rash on the body (داد)
- Athlete's foot (tinea pedis) — fungal infection between the toes (پاؤں کا فنگل انفیکشن)
- Jock itch (tinea cruris) — fungal rash in the groin area
- Scalp ringworm (tinea capitis) — fungal infection of the scalp in children
Dosage and Administration
⚠️ Take exactly as prescribed. Complete the full course — stopping early causes the infection to return.
| Indication | Usual Dose | Duration |
|---|---|---|
| Nail infection (fingernail) | 125–250mg once daily | 6 weeks |
| Nail infection (toenail) | 125–250mg once daily | 12 weeks |
| Skin infections | 125–250mg once daily | 2–4 weeks |
- Take with or without food at the same time each day
- Swallow whole with water — do not crush or chew
Who Should NOT Take Terbiderm?
- Known allergy to Terbinafine
- Severe liver or kidney disease
- Pregnancy or breastfeeding — consult doctor first
- Children under 12 years (unless prescribed by specialist)
Side Effects
Common: Stomach upset, nausea, mild headache, skin rash, loss of taste (temporary)
Serious — seek medical attention immediately:
- Liver problems — yellowing of eyes/skin (یرقان), dark urine, severe stomach pain
- Severe skin reaction — widespread blistering or peeling (یہ طبی ہنگامی صورتحال ہے)
- Persistent loss of taste or smell
Drug Interactions
| Medicine | Interaction |
|---|---|
| Warfarin | Terbinafine may increase bleeding risk — INR monitoring needed |
| Antidepressants (SSRIs, TCAs) | Terbinafine increases their blood levels — inform your doctor |
| Rifampicin | Reduces Terbinafine effectiveness |
| Caffeine / Theophylline | Terbinafine slows their clearance from the body |
Storage Instructions
- Store below 25°C, away from moisture and sunlight
- Keep out of reach of children (بچوں کی پہنچ سے دور رکھیں)
- Do not use after expiry date on the pack
Frequently Asked Questions (FAQs)
Q: How long before I see results with Terbiderm? Skin infections usually improve within 2–4 weeks. Nail infections take longer — visible improvement appears only after new healthy nail grows, which can take months after completing treatment.
Q: Can I stop taking Terbiderm once my skin looks normal? No — always complete the full prescribed course. Stopping early leaves surviving fungi that will cause the infection to come back, often worse than before.
Q: Is Terbiderm safe for the liver? Terbiderm is generally safe, but your doctor may check your liver function before starting if you have any liver history. Stop immediately and see a doctor if you develop yellowing of skin or eyes.
Q: Can Terbiderm be used alongside antifungal creams? Yes — your doctor may prescribe both for faster results. The oral tablet works from inside while the cream treats the surface, which is particularly effective for stubborn skin infections.
⚕️ Medical Disclaimer: This description is for general information only and does not replace professional medical advice. Always consult your doctor or pharmacist before starting this medicine. Complete the full prescribed course.
DRAP Registered | Prescription Required (Rx) | Complete the full course — consult doctor if symptoms worsen