Source: https://hanapmed.ph/generics/ampicillin/ # ampicillin Sold as [Ambilin](https://hanapmed.ph/brandeds/ambilin-ampicillin/index.md), [Ampicin](https://hanapmed.ph/brandeds/ampicin-ampicillin/index.md), [Ampisaph](https://hanapmed.ph/brandeds/ampisaph-ampicillin/index.md), [Ampivex](https://hanapmed.ph/brandeds/ampivex-ampicillin/index.md), [Gocillin](https://hanapmed.ph/brandeds/gocillin-ampicillin/index.md), [Liferzin](https://hanapmed.ph/brandeds/liferzin-ampicillin/index.md), [Pentracin](https://hanapmed.ph/brandeds/pentracin-ampicillin/index.md), [Polypen](https://hanapmed.ph/brandeds/polypen-ampicillin/index.md). Also in a combination: [ampicillin + sulbactam](https://hanapmed.ph/generics/ampicillin-sulbactam/index.md). Across 8 pharmacies we found 14 prices for ampicillin in 4 strengths and forms. The [1 g injection](#1-g-injection), the most widely listed, costs ₱22.00 to ₱152.00 per vial; the lowest is Ambilin at Philippine Generic Medicines. Prices seen Oct 10 – Oct 15, 2026 ## Strengths ### Tablets and capsules - [500 mg capsule](#500-mg-capsule) ### Injections - [250 mg injection](#250-mg-injection) - [500 mg injection](#500-mg-injection) - [1 g injection](#1-g-injection) Strength 500 mg capsule ### Tablets and capsules - [500 mg capsule 1 pharmacy](#500-mg-capsule) ### Injections - [250 mg injection 3 pharmacies](#250-mg-injection) - [500 mg injection 3 pharmacies](#500-mg-injection) - [1 g injection 5 pharmacies](#1-g-injection) ## Lowest price by strength and form | Product | Lowest price | Where | Pharmacies | | --- | --- | --- | --- | | [500 mg capsule](#500-mg-capsule) | ₱22.00 / capsule | Ampicin at St. Joseph Drug | 1 | | [250 mg injection](#250-mg-injection) | ₱60.00 / injection | ampicillin at St. Joseph Drug | 3 | | [500 mg injection](#500-mg-injection) | ₱10.00 / vial | Liferzin at Philippine Generic Medicines | 3 | | [1 g injection](#1-g-injection) | ₱22.00 / vial | Ambilin at Philippine Generic Medicines | 5 | Each table is in the page's order: pharmacies by their lowest price in stock, and each pharmacy's other listings after its lowest. A price reported to DOH has no product page: Mercury Drug's name links to its online order form, and Generika's online store is closed for maintenance, so it has no link. ## 500 mg capsule | Pharmacy | Brand | Price per unit | Seen | | --- | --- | --- | --- | | St. Joseph Drug | Ampicin | [**₱22.00 / capsule**, lowest listed](https://stjosephdrug.com/ampicin-500mg-cap/) | Oct 14, 2026 | | K2 Pharmacy | Ampicin | [₱22.25 / capsule (₱222.50 for 10), out of stock online](https://k2pharmacy.ph/products/ampicin-500mg-capsules?variant=42227248529564); also [₱2,225 for 100](https://k2pharmacy.ph/products/ampicin-500mg-capsules?variant=42227248496796) | Oct 14, 2026 | | eHealthPlus | Ampicin | [₱24.50 / capsule, out of stock online](https://ehealthplusph.com/product/ampicin-ampicillin-500mg-capsule/) | Oct 14, 2026 | ## 250 mg injection | Pharmacy | Brand | Price per unit | Seen | | --- | --- | --- | --- | | St. Joseph Drug | ampicillin | [**₱60.00 / injection**, lowest listed](https://stjosephdrug.com/ampicillin-sodium-250mg-pfi/) | Oct 14, 2026 | | Watsons | Polypen | [₱83.25 / vial](https://www.watsons.com.ph/polypen-polypen-iv-250mg-sold-per-piece-prescription-required/p/BP_50006233) | Oct 14, 2026 | | Meds for All | Polypen | [₱85.70 / vial](https://medsforall.com.ph/products/ampicillin-sodium-polypen-250mg-pwdr-for-inj-vial) | Oct 15, 2026 | | Bambang Pharma | Liferzin | [₱43.20 / vial (₱432 for 10), out of stock online](https://bambangpharma.com/products/ampicillin-sodium-liferzin-250mg-powder-for-injection-i-v-i-m-vials-10s) | Oct 14, 2026 | ## 500 mg injection | Pharmacy | Brand | Price per unit | Seen | | --- | --- | --- | --- | | Philippine Generic Medicines | Liferzin | [**₱10.00 / vial (₱100 for 10)**, lowest listed](https://philgenericmed.com/product/ampicillin-as-sodium-liferzin-500-mg-powder-for-injection-i-m-i-v-10s/) | Oct 14, 2026 | | Philippine Generic Medicines | Ambilin | [₱24.70 / vial (₱247 for 10)](https://philgenericmed.com/product/ampicillin-ambilin-500mg-powder-for-injection-vials-10s/) | Oct 14, 2026 | | St. Joseph Drug | Ampivex | [₱85.00 / vial](https://stjosephdrug.com/ampivex-500mg-powder-injection/) | Oct 14, 2026 | | Meds for All | Polypen | [₱131.00 / vial](https://medsforall.com.ph/products/ampicillin-sodium-polypen-500mg-pwdr-for-inj-vial-10s) | Oct 15, 2026 | | Bambang Pharma | Pentracin | [₱15.00 / vial (₱750 for 50), out of stock online](https://bambangpharma.com/products/ampicillin-sodium-pentracin-500mg-powder-for-injection-im-iv-antibacterial-vial-50s) | Oct 14, 2026 | | K2 Pharmacy | Ambilin 500 | [₱55.00 / vial, out of stock online](https://k2pharmacy.ph/products/ambilin-500-ampicillin-500mg-powder-for-injection-i-mi-v?variant=42226884346012); also [₱550 for 10](https://k2pharmacy.ph/products/ambilin-500-ampicillin-500mg-powder-for-injection-i-mi-v?variant=42226884313244) | Oct 14, 2026 | ## 1 g injection | Pharmacy | Brand | Price per unit | Seen | | --- | --- | --- | --- | | Philippine Generic Medicines | Ambilin | [**₱22.00 / vial (₱220 for 10)**, lowest listed](https://philgenericmed.com/product/ampicillin-ambilin-1000-1g-powder-for-injection-im-iv-vial-10s/) | Oct 14, 2026 | | K2 Pharmacy | Gocillin | [₱40.00 / vial](https://k2pharmacy.ph/products/gocillin-ampicillin-1g-powder-for-injection-i-m-i-v-10-vials?variant=42227293356188); also [₱400 for 10](https://k2pharmacy.ph/products/gocillin-ampicillin-1g-powder-for-injection-i-m-i-v-10-vials?variant=42227293323420) | Oct 14, 2026 | | St. Joseph Drug | Ampivex | [₱125.00 / vial](https://stjosephdrug.com/ampivex-1g-powder-injection/) | Oct 14, 2026 | | Meds for All | Polypen | [₱127.68 / vial](https://medsforall.com.ph/products/ampicillin-sodium-polypen-1g-pwdr-for-inj-vial-10s) | Oct 15, 2026 | | [Mercury Drug](https://www.mercurydrug.com/orderonline.html) (reported to DOH) | Polypen | ₱152.00 / vial | Oct 10, 2026 | | Bambang Pharma | Ampisaph-1000 | [₱28.50 / vial (₱285 for 10), out of stock online](https://bambangpharma.com/products/ampisaph-1000-ampicillin-1g-powder-for-injection-im-iv-antibacterial-vial-10s) | Oct 14, 2026 | | Bambang Pharma | Liferzin | [₱62.60 / vial (₱626 for 10), out of stock online](https://bambangpharma.com/products/ampicillin-sodium-liferzin-1g-powder-for-injection-i-v-i-m-vials-10s) | Oct 14, 2026 | --- Price information only, not medical advice: talk to a doctor or pharmacist before switching brands or starting, stopping, or changing any medicine. Prices change; confirm with the pharmacy before buying. [How we compare prices](https://hanapmed.ph/about/index.md). A wrong price: hello@hanapmed.ph.