- S.G. Phyto Pharma
- S.R.Chemicals and Pharma
- Saan Labs
- Saanvika Pharma
- Sac Pharma
- Saf Fermion
- Safetab
- Saffron
- Saga Lab
- Sain (Natural)
- Sain Medicaments
- Saint
- Saltire Remedies
- Salud Care
- Salus
- Salvador
- Salve Pharma
- Salvus
- Samarth
- San Boston
- San Fegan Biotech
- Sanat
- Sanathan
- Sanavita Medicare
- Sandika
- Sandor
- Sandoz
- Sangrose Laboratories
- Sanify
- Sanify (Sanative)
- Sanify (Seven Bio)
- Sanify (Silver Biotech)
- Sanify (Star Biomed)
- Sanify (Success)
- Sanify (Support Life)
- Sanify (Syntonic)
- Sanjivani
- Sanmai Pharma
- Sanmed
- Sanofi (Onsite)
- Sanofi Aventis
- Sanofi Pasteur
- Sanofi Synth
- Sanora Pharma
- Sante Mernaud
- Santen India
- Santiago
- Santis Pharma
- Sanzyme
- Sap Biotech
- Sapient Labs
- Sarabhai Chemicals
- Sargas Life Sciences
- Sarian
- Sarian (Cardian)
- Sarian (Nevron)
- Sarthak
- SAVA MEDICA
- Saviour
- Savoy
- Sayre Therapeutics
- SBL
- SBS Biotech
- Schon
- Schon (Reco)
- Scortis Labs
- Scoshia
- Scott-Edil
- Seagull
- Search Orbis
- Seashell Lab
- Seer Biotech
- Segment
- Senechio Pharma
- Senses Pharma
- Sentinel
- Sentiss Pharma
- Septalyst
- Serdia
- Seron Pharma
- Serum Institute
- Servocare
- SG Pharma
- SH pharma
- Shalaks
- Shalman Pharma
- Shantha Biotech
- Shasun
- Sherring
- Shield
- Shilpa Medicare
- Shilpex Pharmysis
- Shince
- Shine Pharma
- Shinemax Pharma
- Shinto Biotech
- Shinto Biotech (Carlton)
- Shinto Biotech (Gross Klin)
- Shinto Biotech (TNT)
- Shirr
- Shivani
- SHPL
- Shreshtha
- Shrey Nutraceuticals & Herbals
- Shreya
- Shrinivas Lab
- Shrrishti HC
- Sidhbali
- Sidmak
- Sienna
- Siesta
- Sigman
- Sigmund
- Signorah
- Signova
- Signutra Inc
- Silicon
- Sinkhai
- Sinsan
- Siomond
- Sipra
- Siskan Pharma
- SKG Internationals
- SkinWell Remedies
- Skylane
- Skymap Pharmaceuticals
- Skymax Life Science
- Skysun Life Sciences
- Skyways
- Smart Lab
- Smith & Nephew Healthcare
- Smithways
- Snig Pharma
- Sofi Healthcare
- Sofy Healthcare
- Soigner
- Solace Biotech
- Solar Life Sciences
- Solifom Medicare
- Solis Pharma
- Solitaire
- Solitaire (CureMax)
- Solitaire (Euro)
- Solitaire (Intensive)
- Solitaire (Perfect)
- Solitaire (Prominent)
- Solitaire (Psychotop)
- Solitaire (Radix)
- Solumiks
- Solvate Labs
- Solvay
- Somatico
- Somnogen
- Sozin Pharma
- SP Accure Labs (SPAL)
- Spa Newtraceuticals
- Spark
- Sparsh Remedies
- Speciality Meditech
- Spectramed
- Spero Medicare
- Spey Medical
- Spinogen
- Spitze Pharma
- Sporodik
- SPPL
- Sresan
- Sri Krishna
- Srideep
- SRK
- Ssm
- SSPL
- Stadmed
- Stallion Lab
- Stalwart
- Stanford
- Stanley Medicare
- Stanmark
- Stanpro Pharmaceutical
- Stanwell LS
- Startos HC
- Starus
- Staunch pharma
- Steadfast MediShield
- Stedman
- Stellar
- Sterkem (Surmount)
- Sterkem Pharma
- Sterling Lab
- Sterling Lab (Medi-Genix)
- Strassenburg
- Strathspey
- Strides
- Striveo
- Stuvet
- Success
- Succor Health Care
- Sudento
- Sukinn Healthcare
- Summit
- Sun
- Sun (Arian)
- Sun (Avesta)
- Sun (Avior)
- Sun (Aztec)
- Sun (Azura)
- Sun (Inca)
- Sun (Milmet)
- Sun (Ortus)
- Sun (Sirius)
- Sun (Solares)
- Sun (Spectra)
- Sun (Symbiosis)
- Sun (Synergy)
- Sun-Aj
- Sunayan
- Sundyota
- Sungrace
- Sunij Pharma
- SunLife Sciences
- Sunmarker Pharmaceutical
- Sunrise
- Sunshine
- Sunways
- Sunwin HC
- Supermax Lab
- Sure For Cure
- Suremed Lifecare
- Svizera
- Svizera (ACE)
- Svizera (Inspira)
- Swaraj
- Swati Spentose
- Swiss Biotech
- Swiss Pharma
- Swissnutricia
- Sword Pharma
- Sygnus
- Sykocure
- Symbiosis
- Symbiosis (Coastal)
- Symbiosis (Materkin)
- Symbiosis (Polaris)
- Symbiotic
- Symet Drugs
- Syn Labs
- Synapse
- Synchem Labs
- Syncom
- Syndicate
- Synergy
- Synetic Healthcare
- Synmedic
- Synokem
- Synthergen
- Syntho Pharma
- Syntro HC
- Sysmed
- Systacare
- Systemic
- Systochem
- Systopic