Gabapentin Dosage Guide — Strengths, Titration & Max Dose
Complete dosing reference for Gabapentin: available forms and strengths, typical adult dose, titration schedule, max dose, and dosing in special populations.
Verified pharmacies compete for your prescription. Free · No account · Bids in 1–4 hrs.
Chain retail
$45/mo
GoodRx typical
~$27/mo
Via Script Unlock
$16/mo
Save up to 65% — ~$348/year for chronic use.
Available Forms & Strengths
Forms
- Oral capsule
- Oral tablet
- Oral solution
Strengths
Typical Adult Dose
Postherpetic neuralgia: 300 mg day 1, 300 mg BID day 2, 300 mg TID day 3, titrate up
Max dose: 3600 mg/day (divided into 3 doses)
Titration Schedule
Day 1: 300 mg once → Day 2: 300 mg BID → Day 3: 300 mg TID → increase as tolerated
Special Populations
- Renal Impairment
- Reduce dose based on CrCl
Gabapentin pricing varies dramatically by pharmacy
The same Gabapentin prescription can cost $16 at one pharmacy and $45 at another in the same zip code. Chain pharmacies typically charge the most. Script Unlock lets verified independent and mail-order pharmacies compete for your prescription — the winning bid is usually 65% below chain retail.
- Free — no membership, no account, no credit card upfront
- Bids in 1–4 hours from verified US pharmacies
- Locked-in price — no PBM renegotiation at checkout
- Delivery or local pickup
Related Gabapentin pages
Medical disclaimer: Dosage information on this page is for reference only and is not a substitute for medical advice. Your prescribing doctor determines the appropriate Gabapentin dose for your condition, kidney and liver function, other medications, and clinical response.