Clindamycin phosphate: study card

Clindamycin phosphate — Antibacterial (lincomycin derivative). Study the mechanism, listed uses and warnings from the US label on one sourced card.

Generic name
Clindamycin phosphate
Class
Antibacterial (lincomycin derivative)
Mechanism
Binds the 50S ribosomal subunit and inhibits bacterial protein synthesis; bacteriostatic.
Used for
Serious infections due to susceptible anaerobic bacteria; Serious infections due to susceptible streptococci, pneumococci or staphylococci when penicillin is unsuitable; Selected serious lower-respiratory, skin and other infections caused by the organisms specified in the source
Common side effects
Morbilliform rash; Nausea; Vomiting; Abdominal pain; Metallic taste (IV)
Boxed warning
C. difficile-associated diarrhea, ranging from mild diarrhea to fatal colitis; reserve for serious infections.
Warnings
Pseudomembranous colitis; Severe skin reactions (TEN, SJS, AGEP); Anaphylaxis
Interactions
Neuromuscular blocking agents; Strong CYP3A4 inhibitors; CYP3A4 inducers (e.g., rifampicin)

Brand questions use only name pairings verified against the linked product source. Unverified pairings are withheld from these questions; the other study content remains available.

Read the source label ↗

Label date: 20260729 · For learning, not clinical decisions. US label and brand information; always consult the current source.

Source snapshot checked: 2026-10-21. The source document and selected fields were compared. The complete card has not had an independent clinical review.

Pronunciation

Clindamycin phosphate: klin-da-MYE-sin

Pronunciation is shown for the US English generic name.

Body system

Infectious disease · 21 Drug cards

Compare with related cards

Azithromycin

Same body system: Infectious disease

Mechanism: Binds to the bacterial 50S ribosomal subunit and interrupts protein synthesis.

On both cards: Common side effects — Nausea; Vomiting; Abdominal pain

Only on the Azithromycin card: Used for — Community-acquired pneumonia caused by the specified susceptible bacteria in adults or children aged 6 months and older who are appropriate for oral treatment; Streptococcal pharyngitis or tonsillitis in adults or children aged 2 years and older who cannot use first-line therapy; Acute otitis media caused by the specified susceptible bacteria in children aged 6 months and older; Urethritis or cervicitis caused by the specified susceptible organisms in adults · Common side effects — Diarrhea · Warnings — Serious allergic and skin reactions; Hepatotoxicity; QT prolongation / torsades de pointes · Interactions — Nelfinavir; Warfarin

Cephalexin

Same body system: Infectious disease

Mechanism: Disrupts bacterial cell-wall synthesis, producing a bactericidal effect against susceptible organisms.

On both cards: Common side effects — Nausea; Vomiting; Abdominal pain

Only on the Cephalexin card: Used for — Respiratory infections caused by the specified susceptible bacteria; Otitis media caused by the specified susceptible bacteria; Skin and skin-structure infections caused by the specified susceptible bacteria; Bone or genitourinary infections caused by the specified susceptible bacteria · Common side effects — Diarrhea; Dyspepsia · Warnings — Serious hypersensitivity (anaphylactic) reactions; C. difficile-associated diarrhea; Seizure potential · Interactions — Metformin; Probenecid

Amoxicillin

Same body system: Infectious disease

Mechanism: Interferes with bacterial cell-wall formation, killing susceptible organisms while they are actively multiplying.

On both cards: Common side effects — Nausea; Vomiting

Only on the Amoxicillin card: Used for — Ear, nose and throat infections caused by the specified susceptible beta-lactamase-negative bacteria; Genitourinary infections caused by the specified susceptible beta-lactamase-negative bacteria; Skin and skin-structure infections caused by the specified susceptible beta-lactamase-negative bacteria; Lower respiratory infections caused by the specified susceptible beta-lactamase-negative bacteria · Common side effects — Diarrhea; Rash · Warnings — Anaphylactic reactions; Severe cutaneous adverse reactions; C. difficile-associated diarrhea · Interactions — Probenecid; Oral anticoagulants; Allopurinol

An item counts as shared only when both cards use the same wording. If a card does not list an item, that is not a statement that the effect never occurs.

Boxed warnings on related cards

Other cards with a boxed warning in this body system (Infectious disease): Nirmatrelvir / Ritonavir, Ciprofloxacin, Metronidazole (oral), Levofloxacin, Emtricitabine / Tenofovir Disoproxil Fumarate