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Obinutuzumab

[L54521] Like other drugs in its class, obinutuzumab targets the CD20 antigen expressed on the surface of pre-B and mature B lymphocytes, mediating B-cell lysis. … [L54521] It was developed as a Type II anti-CD20 antibody to improve upon first-generation agents like rituximab.

Cefotetan

The drug is highly resistant to a broad spectrum of beta-lactamases and is active against a wide range of both aerobic and anaerobic gram-positive and gram-negative microorganisms. … A semisynthetic cephamycin antibiotic that is administered intravenously or intramuscularly.

Pembrolizumab

[A7624] In the time since its initial approval, pembrolizumab has been granted approval in the treatment of a wide variety of cancers. … [L38934,L43257] In September 2025, the US FDA approved a formulation of pembrolizumab that includes [berahyaluronidase alfa] (Keytruda QLEX) to allow for subcutaneous administration.[L54026]

Gatifloxacin

Gatifloxacin is available as tablets and in various aqueous solutions for intravenous therapy. It is also available as eye drops under the brand name Zymar® marketed by Allergan. … It was first introduced by Bristol-Myers Squibb in 1999 under the brand name Tequin® for the treatment of respiratory tract infections.

Halothane

Analgesia may not be adequate. nitrous oxide is often given concomitantly. Because halothane may not produce sufficient muscle relaxation, supplemental neuromuscular blocking agents may be required.

Sodium ascorbate

Polyethylene glycol

[L11812] PEG 3350 is also used for cleansing of the colon in preparation for colonoscopy in adults. … PEGs have various applications in many fields, ranging from medical to industrial areas.