800-359-8387 27 Fish Pen™ Tablets Fish Pen™ (Penicillin V Potassium) is an antibiotic that exerts a bactericidal action on gram-positive and some gram-negative bacteria in fish. It is useful for control of some common bacterial diseases in fish, including diseases caused by bacteria such as fin and tail rot and Flexibacter infections. 12 Tablets (250 mg ea.) 00-12130-T00 30 Tablets (250 mg ea.) 00-12130-T01 100 Tablets (250 mg ea.) 00-12130-T03 Fish Pen Forte™ Tablets Fish Pen Forte™ (Penicillin V Potassium) is an antibiotic that exerts a bactericidal action on gram-positive and some gram-negative bacteria in fish. It is useful for control of some common bacterial diseases in fish, including diseases caused by bacteria such as fin and tail rot and Flexibacter infections. 12 Tablets (500 mg ea.) 00-12131-T00 30 Tablets (500 mg ea.) 00-12131-T01 100 Tablets (500 mg ea.) 00-12131-T03 Fish Sulfa Forte® Tablets Fish Sulfa Forte® (Sulfamethoxazole/Trimethoprim or SMZ-TMP) is an antibiotic that exerts a bactericidal action on gram-positive and some gram-negative bacteria in fish. It is useful for control of some common bacterial diseases in fish, including diseases caused by bacteria such as Aeromonas, Pseudomonas, and Mycobacterial (Gill diseases and Chondrococcus). 30 Tablets (960 mg ea.) 00-0029-T01 100 Tablets (960 mg ea.) 00-0029-T03 Fish Mycin™ Packets Fish Mycin™ (Erythromycin) is an antibiotic that exerts a bactericidal action on gram-positive and some gram-negative bacteria in fish. Useful for control of some common bacterial diseases in fish including Aeromonas, Pseudomonas genera, and Mycobacterial group (Gill diseases and Chondrococcus). 12 Packets (250 mg ea.) 01-10902-P12 60 Packets (250 mg ea.) 01-10902-P60