Schedule H drugs
Schedule H drugs India Drugs Cosmetics Act regulations list
| Category | Examples |
|---|---|
| Antibiotics | Amikacin, Ciprofloxacin, Clarithromycin, Clindamycin, Cefixime, Ceftriaxone |
| Antifungals | Ciclopirox olamine |
| Antivirals | Abacavir, Acyclovir, Nevirapine, Nelfinavir |
| Antihypertensives | Acebutolol, Nifedipine, Nadolol, Nebivolol |
| CNS drugs | Alprazolam, Chlordiazepoxide, Clobazam, Nitrazepam, Olanzapine |
| Antineoplastics | Aclarubicin, Bleomycin, Cisplatin, Nimustine |
| Hormones | ACTH, Norethisterone enanthate |
| Antidiabetics | Nateglinide |
| GI drugs | Cimetidine, Omeprazole, Mosapride |
| Antiprotozoals | Albendazole |
| NSAIDs | Celecoxib, Naproxen, Nimesulide |
| Immunosuppressants | Mycophenolate mofetil |
| Cardiovascular | Nicorandil, Nitroglycerin |
| Feature | Schedule H | Schedule H1 | Schedule X |
|---|---|---|---|
| Requires prescription | Yes | Yes | Yes |
| Record-keeping | Prescription register | Strict documentation under Rule 65(3)(h) | Mandatory documentation trail |
| Examples | General Rx drugs (536) | High-risk antibiotics, anti-TB, psychotropics, opioids | Habit-forming/narcotic drugs |
| Enforcement | Relatively lax | Stricter | Strictest |
| Label text | "Rx" + Sch H warning | "Rx" + Sch H1 warning | Special warning |
"Under the Drugs and Cosmetics Rules, 1945, a Schedule H drug means drugs that can be sold by retail only on the prescription of a registered medical practitioner."
Medical legal issues of a... Incomplete consent.
incomplete consent medical legal issues informed consent defects India
| Information Element | Details |
|---|---|
| (a) Diagnosis | Current condition |
| (b) Nature of treatment/procedure | What will be done |
| (c) Risks involved | Potential complications |
| (d) Prospects of success | Realistic outcomes |
| (e) Prognosis without treatment | Consequences of refusal |
| (f) Alternative methods | Other options available |
| Ground | Example |
|---|---|
| (a) Act consented to is unlawful | Consent for a criminal abortion |
| (b) Given by one with no legal capacity | A minor (<18 yrs) or a mentally ill person |
| (c) Not an informed consent | Patient not told of risks, diagnosis, alternatives |
| (d) Obtained by misrepresentation or fraud | Doctor concealed material facts |
| (e) Given under coercion or undue influence | Consent signed under duress |
| (f) Blanket/general consent | "Do whatever is best" forms with no specific procedure mentioned |
| (g) Consent for one procedure - different procedure done | Consent for appendectomy but hysterectomy performed |
"To examine, treat or operate upon a patient without consent is regarded as assault in law, even if it does not cause any harm, even if it is beneficial and done in good faith - for which the patient may sue for damages."
| Exception | Condition |
|---|---|
| Emergency | Unconscious patient, life-threatening condition; consent implied; but surgical procedures must not go beyond the minimum needed to save life |
| Incompetence | Unconscious, delirious, severely psychotic patients; surrogate/proxy consent must be obtained if time allows |
| Therapeutic privilege | Full disclosure would cause serious psychological harm to the patient; doctor must document the reason and preferably obtain consent from a responsible relative |
| Waiver | Patient explicitly delegates decision to the physician or a third party |
If one of these exceptions applies, the physician must document the specific exception and circumstances. Emergency is the only situation where neither time nor disclosure may be possible.
Incomplete consent = legally no consent.
- No consent at all → Assault + Battery (even if no harm, even if beneficial)
- Consent without adequate information → Negligence/Malpractice
- Either can also lead to professional misconduct charges before the MCI/State Medical Council
Surest sign of identification
surest sign of identification forensic medicine dental fingerprint DNA
"Absolute identification is possible" - the fingerprint system is the only guide to establish identity which is unfailing in practice.
| Property | Detail |
|---|---|
| Individuality | No two persons have identical fingerprints - 1 chance in 64 billion of two persons sharing the same pattern (Quetlet's rule) |
| Permanence | Patterns form by 24 weeks intrauterine life and remain unchanged throughout life and after death |
| Uniqueness even in twins | Pattern is different even in identical twins |
| Not inherited | Patterns are not passed from parent to child (paternity cannot be proven by fingerprints) |
| Recoverable from decomposed bodies | Prints can be obtained from putrefied bodies, burnt skin, or skin peeled off by drowning |
| No special equipment needed | Applicable to all ages, easily classified |
| Transmissible | Can be transmitted as coded/digitalised messages; AFIS (Automated Fingerprint Identification System) allows rapid identification |



| Feature | Detail |
|---|---|
| Unique to every individual | Except identical twins (even more discriminatory than fingerprints) |
| Source | Blood, saliva, semen, hair root, teeth (dental pulp), bone marrow |
| Teeth as best DNA source | Dental pulp is surrounded by dentin and enamel - forms a "dental armor" protecting DNA from extreme environmental conditions |
| Applications | Criminal investigation, paternity testing, mass disaster victim identification, identifying decomposed/burned remains |
"Before the development of DNA fingerprinting, identification of criminals was far less scientific."
| Method | Reliability | Survives decomposition | Needs antemortem record | Key limitation |
|---|---|---|---|---|
| Fingerprints | Absolute (classical surest) | Yes (even from dermis) | No | Skin must be intact enough |
| DNA fingerprinting | Gold standard (modern) | Yes (from teeth, bone) | Need reference sample | Expensive; needs comparison sample |
| Dental records | Highly reliable | Yes (teeth most resistant) | Yes - essential | No universal dental database |
| Radiological comparison | As reliable as dental | Yes | Yes (antemortem X-rays) | Less commonly used |
| Visual/facial recognition | Unreliable | No | No | Subject to considerable error |
Classical/traditional answer: Fingerprints = surest sign of identification ("absolute identification is possible")Modern/current answer: DNA fingerprinting = gold standard (most discriminatory)MCQ tip: If the question says "surest" or "most reliable" in a forensic/traditional context - Fingerprints. If it says "most accurate" or "modern gold standard" - DNA profiling.
Antemortem vs postmortem blood clot
| Feature | Antemortem Clot (Thrombus) | Postmortem Clot |
|---|---|---|
| Time of formation | During life | After death |
| Consistency | Firm, dry, tough, rubbery | Soft, gelatinous, jelly-like, friable |
| Surface | Rough, dull, transversely ridged | Smooth, shiny, glistening |
| Appearance | Variegated - pale and dark areas | Homogeneous (uniformly red or yellow) |
| Colour | Dark red to grey-red, varying from place to place | Dark red ("red currant jelly") OR pale yellow ("chicken fat") OR mixture |
| Lamination | Laminated - shows pale and dark alternating layers | Non-laminated, homogeneous |
| Lines of Zahn | Present - pale platelet/fibrin layers alternating with red cell-rich layers | Absent - no fine white lines of fibrin (striae of Zahn) |
| Adherence to vessel wall | Firmly adherent to lining endothelium | Weakly adherent or not attached at all |
| Moisture | Dry | Wet looking, moist |
| Elasticity | Firm, inelastic | Elastic (if fibrin content is high) |
| Blood coagulation status | Clotted, laminated, firmly adherent | Blood may not clot soon after death; if clot forms, it is non-laminated |
| Composition | Fibrin + RBC + platelets (especially arterial) | Mainly fibrin + RBC; platelets poor |
| Vessel cast | Does not form perfect cast | Forms a perfect cast of vessel and its branches |
| When lung sliced | Emboli project slightly above cut surface | Clot does not pour out of cut small vessels |
| Vital reaction | Present (leucocyte infiltration, inflammation) | Absent |
| Histology | Leucocyte + RBC infiltration between muscle fibres | Vessels distended with clot; no cellular infiltration outside vessel wall |
"Lines of Zahn represent pale platelet and fibrin layers alternating with darker red cell-rich layers. Such lines are significant in that they are only found in thrombi that form in flowing blood; their presence can therefore distinguish antemortem thrombosis from the bland non-laminated clots that form in the postmortem state."
| Feature | Antemortem | Postmortem |
|---|---|---|
| Amount | Usually copious, arterial | Slight, venous only |
| Arterial spurting | Present (spurring marks) | Absent - only oozing |
| Clot in wound | Laminated, firmly adherent, rubbery, variegated | Non-laminated, homogeneous, soft, chicken fat/currant jelly |
| Tissue staining | Deep infiltration, cannot be washed away | Superficial, can be washed away |
| Antemortem | Postmortem | |
|---|---|---|
| Consistency | Firm, dry | Soft, jelly-like |
| Lamination | Yes (Lines of Zahn) | No |
| Adherence | Firm | Weak/absent |
| Colour | Variegated (grey-red) | Uniform (red or yellow) |
| Vital reaction | Present | Absent |
| Vessel cast | No | Yes (perfect cast) |
| Platelets | Rich | Poor |
Key MCQ: Lines of Zahn are seen in - Antemortem thrombus (formed in flowing blood)Key MCQ: "Chicken fat" and "currant jelly" clots are - Postmortem clots
Give me like 6-7 main differences which i can remember
| # | Feature | Antemortem Clot | Postmortem Clot |
|---|---|---|---|
| 1 | Consistency | Firm, dry, tough | Soft, jelly-like, friable |
| 2 | Colour | Variegated (grey-red, mixed) | Uniform - red ("currant jelly") or yellow ("chicken fat") |
| 3 | Lines of Zahn | Present (pale fibrin/platelet layers alternating with red) | Absent |
| 4 | Adherence | Firmly adherent to vessel wall | Weakly adherent or free |
| 5 | Lamination | Laminated (layered) | Non-laminated, homogeneous |
| 6 | Vessel cast | Does NOT form a cast | Forms a perfect cast of the vessel |
| 7 | Vital reaction | Present (leucocyte infiltration, inflammation) | Absent |
The single most important distinguishing feature = Lines of Zahn → Antemortem only
Locards principle
"Whenever two objects come into contact, there is an exchange of materials between them."
| Source | Examples |
|---|---|
| Criminal on scene | Fingerprints, footprints, hair, blood, semen, saliva, sweat |
| Scene on criminal | Soil/mud, fibres, glass fragments, paint, pollen, dust |
| Between persons | Skin cells under victim's fingernails, fibres transfer, blood splatter |
| Tools/weapons | Tool marks, scratches, paint transfer, blood stains |
"Physical evidence cannot be wrong and completely absent. Only its interpretation can be incorrect. Only human failure to find, study, and understand it can diminish its value."
| Point | Detail |
|---|---|
| Principle | Every contact leaves a trace - bidirectional exchange |
| By whom | Dr. Edmond Locard (French criminologist) |
| Applied to | Crime scene investigation, linking suspect to scene/victim |
| Other contribution | Poroscopy (fingerprint pore identification) |
| Key statement | "Wherever a criminal goes, whatever he touches...silent evidence against him" |
Trace evidence
"Wherever a criminal goes, whatever he touches, and whatever he leaves will serve as silent evidence against him."
| Rule | Detail |
|---|---|
| Crime scene preservation | Nothing should be changed, added, removed, or destroyed |
| Paper bags on hands | Before transporting body - to preserve trace evidence under fingernails/in hands (NOT plastic - plastic causes condensation and loss) |
| Victim's clothing | Never discarded on floor - victim should undress standing on a clean sheet of paper to catch dislodged evidence |
| Clothing instructions | Air dry, hold as evidence, maintain chain of custody |
| Doctor at scene | Must NOT smoke, throw cigarette stubs/matches - these add false trace evidence |
| Control sample | Always collect unstained samples alongside stained ones to rule out false positives |
| Chain of evidence | Must be intact - label with date, time, place, by whom collected, from whom taken |
| Type | Crime | Key Test/Feature |
|---|---|---|
| Blood | Murder, assault, rape | Blood group, DNA, spatter pattern |
| Semen | Sexual offences | UV fluorescence |
| Hair | Sexual offences, hit-and-run | Neutron activation analysis |
| Fibres | Assault, burglary | Fibre matching |
| Glass | Hit-and-run, burglary | Refractive index, spectroscopy |
| Paint | Road accidents, burglary | Spectrographic analysis |
| Fingerprints | Any crime | Latent print development |
| Tool marks | Burglary | Compression/scrape mark comparison |
MCQ: Role of trace evidence = Links a suspect to a crime scene or object
Ommition and commition in infanticide
(1) Acts of Commission - active violence or poisoning (2) Acts of Omission - criminal neglect; failure to perform a duty
| Region | Agents Used |
|---|---|
| India/some countries | Opium, calotropis juice, madar, tobacco, dhatura |
| Other countries | Insulin, antihistamines, tranquillisers, hypnotics |
In suspicious cases - stomach and other viscera must be preserved for chemical analysis
"The law presumes that a woman who is about to deliver should take ordinary precautions to save her child after it is born. She is guilty of criminal negligence if she fails to do so."
| # | Omission | What Should Have Been Done |
|---|---|---|
| 1 | No preparation for birth | Arrange medical aid as soon as labour pains begin |
| 2 | Failure to tie the umbilical cord after dividing it | Tie cord to prevent fatal haemorrhage |
| 3 | Failure to remove the child from mother's discharges | Remove amniotic fluid/blood from airways to prevent aspiration |
| 4 | Failure to protect child from cold/heat | Provide warmth and shelter |
| 5 | Failure to supply food | Breastfeed or provide nutrition |
| Commission | Omission | |
|---|---|---|
| Nature | Active killing | Passive neglect |
| Methods | Suffocation, strangulation, drowning, skull fracture, cervical injury, stab, poison | Failure to prepare, tie cord, clear airway, protect from cold, feed |
| Evidence | Marks of violence, asphyxia signs, foreign bodies, poison in viscera | No provisions made, umbilical cord untied, hypothermia |
| Legal principle | Direct homicide | Criminal negligence |
Acts in infanticide
"Any part of a living child brought forth external to the mother - even if the child has not breathed or is not completely born - constitutes live birth and therefore homicide."
"Where a woman by any willful act or omission causes the death of her child being a child under the age of 12 months, but at the time of the act or omission the balance of her mind was disturbed by reason of her not having fully recovered from the effect of giving birth to the child OR by reason of the effect of lactation consequent upon the birth of the child..."She is guilty of infanticide and punished as if she had committed manslaughter (not murder)
| Point | Detail |
|---|---|
| Who | Only the mother (husband or others = murder/manslaughter) |
| Child's age | Under 12 months |
| Mental state | Balance of mind disturbed at time of act |
| Causes | Effects of delivery OR lactation (broader than 1922 Act) |
| Punishment | As for manslaughter (not murder) |
| Proof | Doctor + psychiatrist must prove disturbed mental balance |
| Law | Country | Key Feature |
|---|---|---|
| IPC S.302 | India | Infanticide = murder; both parents liable |
| IPC S.317 | India | Abandonment of child <12 years |
| IPC S.318 | India | Concealment of birth |
| Infanticide Act 1922 | England | First recognition of disturbed mind defence |
| Infanticide Act 1938 | England | Mother only; <12 months; lactation included; manslaughter punishment |
| Infant Life Preservation Act 1929 | England | Child destruction; ≥28 weeks gestation; life imprisonment |
- India = infanticide is murder (S.302 IPC); no special leniency for mother
- England = infanticide Act 1938 reduces charge to manslaughter if mental balance disturbed
- Legal presumption in India = child is born dead (prosecution must prove live birth)
- If infanticide not proved → charged with concealment of birth (S.318 IPC)
- Foeticide = destruction before birth; Neonaticide = destruction in first month
Give in BNS Acts regarding infant deaths
BNS 2023 Bharatiya Nyaya Sanhita sections infanticide concealment of birth abandonment child equivalent IPC 302 317 318
| BNS Section | IPC Equivalent | Offence | Punishment |
|---|---|---|---|
| S. 86 | S. 312 | Causing miscarriage | Up to 3 yrs / 7 yrs if woman quick with child |
| S. 87 | S. 313 | Causing miscarriage without woman's consent | Life imprisonment or up to 10 yrs + fine |
| S. 88 | S. 314 | Death caused by act done with intent to cause miscarriage | Up to 10 yrs + fine; if woman dies - life imprisonment |
| S. 89 | S. 315 | Act done with intent to prevent child being born alive or to cause it to die after birth | Up to 10 yrs + fine |
| S. 90 | S. 316 | Causing death of quick unborn child by act amounting to culpable homicide | Up to 10 yrs + fine |
| S. 91 | S. 317 | Exposure and abandonment of child under 12 years | Up to 7 yrs + fine; if child dies = murder/culpable homicide |
| S. 92 | S. 318 | Concealment of birth by secret disposal of dead body | Up to 2 yrs + fine, or both |
| S. 103 | S. 302 | Murder (includes infanticide - killing newborn = murder) | Death or life imprisonment + fine |
"Whoever, being the father or mother of a child under the age of twelve years, or having the care of such child, shall expose or leave such child in any place with the intention of wholly abandoning such child..."
"Whoever by secretly burying or otherwise disposing of the dead body of a child whether such child die before, after, or during its birth, intentionally conceals or endeavours to conceal the birth..."
Infanticide (killing newborn) → BNS S. 103 (IPC 302) → Death / Life imprisonment
Prevent live birth → BNS S. 89 (IPC 315) → 10 yrs + fine
Abandoning child (<12 yrs) → BNS S. 91 (IPC 317) → 7 yrs + fine
Concealment of birth → BNS S. 92 (IPC 318) → 2 yrs + fine
Quick unborn child death → BNS S. 90 (IPC 316) → 10 yrs + fine
Exam tip: The BNS renumbered sections but the substance of law is unchanged. For forensic medicine MCQs post-July 2024, quote BNS section numbers. The most tested: S. 91 (abandonment), S. 92 (concealment), S. 103 (murder/infanticide).
Beveled wound
"Beveling is produced when the unsupported diploe everts and fragments on the side where the bullet leaves, in contrast to the approach side where the rim of the defect is supported by the underlying bone."


| Feature | Entrance Wound | Exit Wound |
|---|---|---|
| Outer table | Small, clean, punched-out hole | Beveled (sloped/cratered) outward |
| Inner table | Beveled inward (inward beveling) | Small, punched-out |
| Shape | Round/ovoid, clean-cut margins | Larger, irregular, crater-like |
| Size | Smaller | Larger (due to bullet deformity + tumbling) |
| Bevel direction | Inner table beveled = internal beveling | Outer table beveled = external beveling |
| Direction of cone | Cone opens inward (toward brain) | Cone opens outward (toward skin) |
- Entry = INner table beveled = INward beveling
- Exit = OUTer table beveled = OUTward beveling
- The tip of the cone always points toward the gun
| Entry | Exit | |
|---|---|---|
| Outer table | Clean hole (small) | Beveled OUT |
| Inner table | Beveled IN | Clean hole |
| Size | Smaller | Larger |
| Edges | Regular | Irregular |
| Cone tip points toward | Gun (outside) | Gun (inside) |
MCQ key: Internal/inward beveling = Entry wound; External/outward beveling = Exit woundMemory: "Entry wounds = INner table bevel = INward"
Medical negligence vs medical malpraxis
"Professional negligence, malpraxis or malpractice is defined as lack of reasonable care and skill or wilful negligence on the part of a medical practitioner in the treatment of a patient whereby the health or life of a patient is endangered."
| Term | Definition |
|---|---|
| Medical Negligence | Omission to do something a reasonable person would do, OR doing something a reasonable person would not do - in a medical context |
| Medical Malpraxis / Malpractice | Lack of reasonable care and skill, OR wilful negligence by a medical practitioner in treatment of a patient, endangering health or life |
| # | Element | Meaning |
|---|---|---|
| 1 | Duty | Doctor owed a duty of care to the patient |
| 2 | Dereliction | Doctor breached/failed that standard of care |
| 3 | Direct causation | The breach directly and proximately caused the damage (no intervening cause) |
| 4 | Damage | Patient suffered actual, foreseeable harm |
Key rule: Even if the doctor is negligent, the patient cannot sue if no damage has occurred.
| Trait | Civil Negligence | Criminal Negligence |
|---|---|---|
| Degree | Simple absence of care/skill | Gross negligence, recklessness |
| Litigation | Between two parties (patient vs doctor) | Between State and doctor |
| Court | Civil Court | Criminal Court |
| Evidence standard | Preponderance of evidence | Beyond reasonable doubt |
| Consent as defense | Yes - good defense | No - NOT a defense |
| Punishment | Pay damages (monetary) | Imprisonment + fine |
| Violation of law | No specific law need be violated | Must have violated a specific criminal law |
| Conduct compared to | Standard professional conduct | No single test |
"The degree of skill that a practitioner should bring to treatment is the average degree of skill possessed by his professional colleagues of the same standing."
Note for exams: Contributory negligence is a defense against civil negligence claims but not for criminal negligence.